<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the Balance Sheet and statement of operations found on pages 2, 3 and 4 of the company's form 10-QSB for the year-to-date, and is qualified in its entirety by reference to such financial statements. </LEGEND> <MULTIPLIER> 1000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> APR-30-1998 <PERIOD-END> JAN-31-1998 <CASH> 763 <SECURITIES> 721 <RECEIVABLES> 1,699 <ALLOWANCES> 73 <INVENTORY> 1,132 <CURRENT-ASSETS> 4,558 <PP&E> 6,847 <DEPRECIATION> 4,290 <TOTAL-ASSETS> 7,268 <CURRENT-LIABILITIES> 1,482 <BONDS> 0 <COMMON> 30 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 5,576 <TOTAL-LIABILITY-AND-EQUITY> 7,268 <SALES> 7,629 <TOTAL-REVENUES> 7,629 <CGS> 4,530 <TOTAL-COSTS> 4,530 <OTHER-EXPENSES> 2,972 <LOSS-PROVISION> 27 <INTEREST-EXPENSE> 27 <INCOME-PRETAX> 195 <INCOME-TAX> 71 <INCOME-CONTINUING> 124 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 124 <EPS-PRIMARY> .04 <EPS-DILUTED> .04