<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1997 <PERIOD-END> SEP-30-1997 <CASH> 365,700 <SECURITIES> 0 <RECEIVABLES> 5,656,800 <ALLOWANCES> 0 <INVENTORY> 12,752,700 <CURRENT-ASSETS> 20,726,600 <PP&E> 14,192,600 <DEPRECIATION> 9,411,600 <TOTAL-ASSETS> 26,328,200 <CURRENT-LIABILITIES> 4,444,800 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 17,341,900 <OTHER-SE> (307,500) <TOTAL-LIABILITY-AND-EQUITY> 26,328,200 <SALES> 9,006,400 <TOTAL-REVENUES> 9,006,400 <CGS> 5,730,000 <TOTAL-COSTS> 9,490,800 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 31,500 <INTEREST-EXPENSE> 196,000 <INCOME-PRETAX> (673,300) <INCOME-TAX> (266,700) <INCOME-CONTINUING> (406,600) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (406,600) <EPS-PRIMARY> (0.06) <EPS-DILUTED> (0.06)