Geographic Information

6 Months Ended

Nov. 30, 2012

Geographic Information Disclosure [Text Block]

Note 4: Geographic Information

Financial information about foreign and domestic operations and export sales is as follows:

		Six Months Ended				Three Months Ended
		November 30,				November 30,
		2012		2011		2012		2011
Revenues from sales to unaffiliated customers:
United States	$	437,000	$	527,000	$	157,000	$	340,000
Asia		1,944,000		1,287,000		1,042,000		657,000
Europe		1,183,000		1,184,000		675,000		602,000
South America		2,000		1,000		2,000		--
Middle East		18,000		10,000		7,000		6,000
Other		2,000		15,000		1,000		12,000
	$	3,586,000	$	3,024,000	$	1,884,000	$	1,617,000

         No other geographic concentrations exist where net sales exceed 10% of total net sales.