<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> NOV-30-1997 <PERIOD-END> MAY-31-1997 <CASH> 307,858 <SECURITIES> 0 <RECEIVABLES> 816,402 <ALLOWANCES> 50,944 <INVENTORY> 774,921 <CURRENT-ASSETS> 1,920,025 <PP&E> 1,883,125 <DEPRECIATION> 620,247 <TOTAL-ASSETS> 4,049,654 <CURRENT-LIABILITIES> 1,344,462 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 8 <COMMON> 1,123 <OTHER-SE> 3,224,581 <TOTAL-LIABILITY-AND-EQUITY> 4,049,654 <SALES> 3,056,127 <TOTAL-REVENUES> 3,056,127 <CGS> 1,211,770 <TOTAL-COSTS> 2,346,211 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 9,000 <INTEREST-EXPENSE> 38,534 <INCOME-PRETAX> (451,377) <INCOME-TAX> 0 <INCOME-CONTINUING> (451,377) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (480,043) <EPS-PRIMARY> (.43) <EPS-DILUTED> (.43)