
<TABLE> <S> <C>

<ARTICLE> 5
<MULTIPLIER>    1
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   9-MOS
<FISCAL-YEAR-END>                          NOV-30-1997             NOV-30-1997
<PERIOD-END>                               AUG-31-1997             AUG-31-1997
<CASH>                                       2,089,602               2,089,602
<SECURITIES>                                 3,464,234               3,464,234
<RECEIVABLES>                                6,061,608               6,061,608
<ALLOWANCES>                                 1,182,885               1,182,885
<INVENTORY>                                  6,092,937               6,092,937
<CURRENT-ASSETS>                            16,747,522              17,747,522
<PP&E>                                       2,425,521               2,425,521
<DEPRECIATION>                               1,722,120               1,772,120
<TOTAL-ASSETS>                              19,838,592              19,838,592
<CURRENT-LIABILITIES>                        6,390,949               6,390,949
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        72,060                  72,060
<OTHER-SE>                                  13,375,583              13,375,583
<TOTAL-LIABILITY-AND-EQUITY>                19,838,592              19,838,592
<SALES>                                     10,227,594              29,397,295
<TOTAL-REVENUES>                            10,309,203              29,633,067
<CGS>                                        3,850,509              10,867,142
<TOTAL-COSTS>                                9,126,472              26,720,828
<OTHER-EXPENSES>                             5,287,698              15,974,119
<LOSS-PROVISION>                              (12,485)                  53,911
<INTEREST-EXPENSE>                                 750                   5,656
<INCOME-PRETAX>                              1,182,731               2,912,239
<INCOME-TAX>                                   456,478               1,169,273
<INCOME-CONTINUING>                            726,253               1,742,966
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                   726,253               1,742,966
<EPS-PRIMARY>                                      .09                     .22
<EPS-DILUTED>                                      .09                     .22
        

</TABLE>
