<ARTICLE>      5
<MULTIPLIER>   1
       
                                     
<PERIOD-TYPE>                           9-MOS
<FISCAL-YEAR-END>                       Mar-31-1997
<PERIOD-START>                          Apr-01-1996
<PERIOD-END>                            Dec-31-1996
<CASH>                                       986697
<SECURITIES>                                3075515
<RECEIVABLES>                               2387000
<ALLOWANCES>                                      0
<INVENTORY>                                 5222275
<CURRENT-ASSETS>                           12296322
<PP&E>                                      6515573
<DEPRECIATION>                              4068059
<TOTAL-ASSETS>                             14872009
<CURRENT-LIABILITIES>                       1854302
<BONDS>                                           0
<COMMON>                                    2715361
<PREFERRED-MANDATORY>                             0
<PREFERRED>                                       0
<OTHER-SE>                                 10077246
<TOTAL-LIABILITY-AND-EQUITY>               14872009
<SALES>                                    10632575
<TOTAL-REVENUES>                           10946021
<CGS>                                       7395698
<TOTAL-COSTS>                               7395698
<OTHER-EXPENSES>                             809000
<LOSS-PROVISION>                                  0
<INTEREST-EXPENSE>                            25649
<INCOME-PRETAX>                              624143
<INCOME-TAX>                                 107126
<INCOME-CONTINUING>                          624143
<DISCONTINUED>                                    0
<EXTRAORDINARY>                                   0
<CHANGES>                                         0
<NET-INCOME>                                 517017
<EPS-PRIMARY>                                   .10
<EPS-DILUTED>                                     0