<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> APR-30-1997 <PERIOD-END> APR-30-1997 <CASH> 1404708 <SECURITIES> 0 <RECEIVABLES> 2151829 <ALLOWANCES> 12000 <INVENTORY> 166625 <CURRENT-ASSETS> 3970524 <PP&E> 2528414 <DEPRECIATION> 2289920 <TOTAL-ASSETS> 5017591 <CURRENT-LIABILITIES> 1307054 <BONDS> 0 <PREFERRED-MANDATORY> 1500000 <PREFERRED> 0 <COMMON> 488183 <OTHER-SE> 0 <TOTAL-LIABILITY-AND-EQUITY> 1535292 <SALES> 6929353 <TOTAL-REVENUES> 6929353 <CGS> 5433071 <TOTAL-COSTS> 8067004 <OTHER-EXPENSES> (91844) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 4925 <INCOME-PRETAX> (1050732) <INCOME-TAX> 0 <INCOME-CONTINUING> (1050732) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (1050732) <EPS-PRIMARY> (.22) <EPS-DILUTED> (.22)