Consolidated Balance Sheets (USD $)	Apr. 30, 2012	Apr. 30, 2011
Cash	$ 308,000	$ 490,000
Trade receivables, net	1,408,000	2,208,000
Inventories, net	1,229,000	1,401,000
Prepaid expenses and other current assets	71,000	55,000
Deferred Tax Assets, Net of Valuation Allowance, Current	116,000	250,000
Assets, Current	3,132,000	4,404,000
Land	265,000	265,000
Buildings and improvements	968,000	919,000
Equipment	2,179,000	1,675,000
Property, Plant and Equipment, Gross	3,412,000	2,859,000
Less accumulated depreciation	1,826,000	1,520,000
Property, Plant and Equipment, Net	1,586,000	1,339,000
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent	492,000	358,000
Other assets	56,000	21,000
Total Assets	5,266,000	6,122,000
Current maturities of long-term debt	150,000	125,000
Trade accounts payable	658,000	630,000
Accrued liabilities	281,000	336,000
Accrued income taxes	0	8,000
Customer deposits	206,000	826,000
Liabilities, Current	1,295,000	1,925,000
Long-term debt, less current maturities	795,000	899,000
Commitments and Contingencies
Common stock, at par value	60,000	60,000
Capital in excess of par value	12,319,000	12,425,000
Accumulated deficit	(9,184,000)	(9,168,000)
Treasury stock, at cost	(19,000)	(19,000)
Stockholders' Equity Attributable to Parent	3,176,000	3,298,000
Total Liabilities and Stockholders' Equity	$ 5,266,000	$ 6,122,000