Consolidated Condensed Balance Sheets (USD $)	Jan. 31, 2012	Apr. 30, 2011
Current assets:
Cash	$ 749,000	$ 490,000
Trade receivables, net	957,000	2,208,000
Inventories, net	1,262,000	1,401,000
Prepaid expenses and other current assets	82,000	55,000
Deferred income taxes	235,000	250,000
Total Current Assets	3,285,000	4,404,000
Property, plant and equipment, net	1,575,000	1,339,000
Deferred income taxes	373,000	358,000
Other assets	35,000	21,000
Total Assets	5,268,000	6,122,000
Current liabilities:
Current maturities of long-term debt	143,000	125,000
Trade accounts payable	553,000	630,000
Accrued liabilities	309,000	336,000
Accrued income taxes	0	8,000
Customer deposits	354,000	826,000
Current Liabilities	1,359,000	1,925,000
Long-term debt, less current maturities	821,000	899,000
Stockholders’ equity	3,088,000	3,298,000
Liabilities and Equity	$ 5,268,000	$ 6,122,000