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&lt;p style="text-align: justify; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;b&gt;Note 13&lt;/b&gt;&amp;#8212;&lt;b&gt;Segment Information&lt;/b&gt; &lt;/p&gt;
&lt;p style="text-align: justify; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; text-indent: 0.2in; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;The Company has two reportable segments: Standard and Advanced. The Standard segment includes sales and cost of sales related to the Company's cutting, surface preparation and cleaning systems using ultrahigh-pressure water pumps, as well as parts and services to sustain these installed systems. Systems included in this segment do not require significant custom configuration. The Advanced segment includes sales and cost of sales related to the Company's complex aerospace and automation systems which require specific custom configuration and advanced features to match unique customer applications as well as parts and services to sustain these installed systems.&lt;/p&gt;
&lt;p style="text-align: justify; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; text-indent: 0.2in; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;Segment results are measured based on revenue growth and gross margin. A summary of operations by reportable segment is as follows:&lt;/p&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;b&gt;&lt;u&gt;&lt;font style="line-height: 93%; font-size: 8pt;" class="_mt"&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;Standard &lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp; &lt;/font&gt;&lt;/font&gt;&lt;/u&gt;&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;b&gt;&lt;u&gt;&lt;font style="line-height: 93%; font-size: 8pt;" class="_mt"&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp; &lt;/font&gt;Advanced&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp; &lt;/font&gt;&lt;/font&gt;&lt;/u&gt;&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;
&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;b&gt;&lt;u&gt;&lt;font style="line-height: 93%; font-size: 8pt;" class="_mt"&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;Total&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;&lt;/font&gt;&lt;/u&gt;&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;p style="text-align: left; line-height: 93%; text-indent: -5.05pt; margin: 0in 5.05pt 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal" align="left"&gt;&lt;b&gt;Three Months Ended July 31, 2010&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;p style="text-align: left; line-height: 93%; text-indent: -5.05pt; margin: 0in 5.05pt 0pt 14.05pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal" align="left"&gt;External sales&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;$&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;40,843&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;$&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;5,737&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;$&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;46,580&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;p style="text-align: left; line-height: 93%; text-indent: -5.05pt; margin: 0in 5.05pt 0pt 14.05pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal" align="left"&gt;Gross margin&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;17,457&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;1,876&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;19,333&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;p style="text-align: left; line-height: 93%; text-indent: -5.05pt; margin: 0in 5.05pt 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal" align="left"&gt;&lt;b&gt;Three Months Ended July 31, 2009&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;
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&lt;p style="text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&amp;nbsp;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;p style="text-align: left; line-height: 93%; text-indent: -5.05pt; margin: 0in 5.05pt 0pt 14.05pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal" align="left"&gt;External sales&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;$&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;28,367&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;$&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;9,385&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;$&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;37,752&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
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&lt;p style="text-align: left; line-height: 93%; text-indent: -5.05pt; margin: 0in 5.05pt 0pt 14.05pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal" align="left"&gt;Gross margin&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;10,572&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;3,404&lt;/p&gt;&lt;/td&gt;
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&lt;p style="border-bottom: black 3px double; text-align: justify; line-height: 93%; margin: 0in 0in 0pt; font-family: 'Times New Roman','serif'; font-size: 10pt;" class="MsoNormal"&gt;&lt;font class="_mt"&gt; &lt;/font&gt;&lt;font class="_mt"&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; &lt;/font&gt;13,976&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt; &lt;/div&gt;</NonNumbericText>
          <NonNumericTextHeader>Note 13&amp;#8212;Segment Information
&amp;nbsp;
The Company has two reportable segments: Standard and Advanced. The Standard segment includes sales and cost of sales</NonNumericTextHeader>
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 -Publisher FASB
 -Name Statement of Financial Accounting Standard (FAS)
 -Number 131

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