CONSOLIDATED CONDENSED BALANCE SHEETS - USD ($)	Jan. 31, 2018	Apr. 30, 2017
Current assets:
Cash	$ 409,000	$ 298,000
Trade receivables, net	1,913,000	2,007,000
Inventories	2,953,000	2,739,000
Prepaid expenses and other current assets	204,000	217,000
Property held for sale	688,000	688,000
Assets, Current	6,167,000	5,949,000
Leasehold improvements	611,000	532,000
Equipment	3,916,000	3,718,000
Property, Plant and Equipment, Gross, Total	4,527,000	4,250,000
Less accumulated depreciation	3,170,000	2,937,000
Property, plant and equipment, net	1,357,000	1,313,000
Deferred income taxes	644,000	747,000
Other assets	256,000	256,000
Total Assets	8,424,000	8,265,000
Current liabilities:
Current maturities of long-term debt	1,736,000	603,000
Trade accounts payable	790,000	1,205,000
Accrued liabilities	643,000	319,000
Customer deposits	23,000	33,000
Liabilities, Current	3,192,000	2,160,000
Long-term debt, less current maturities	162,000	445,000
Stockholders' equity:
Common stock; par value $0.01; 6,000,000 shares authorized; 5,995,750 shares issued and outstanding	60,000	60,000
Capital in excess of par value	12,410,000	12,329,000
Accumulated deficit	(7,400,000)	(6,729,000)
Stockholders' Equity	5,070,000	5,660,000
Total Liabilities and Stockholders' Equity	$ 8,424,000	$ 8,265,000