<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               SEP-30-1995
<CASH>                                           3,189
<SECURITIES>                                    54,596
<RECEIVABLES>                                   31,722
<ALLOWANCES>                                     1,791
<INVENTORY>                                     25,486
<CURRENT-ASSETS>                               120,013
<PP&E>                                          92,076
<DEPRECIATION>                                  56,437
<TOTAL-ASSETS>                                 171,146
<CURRENT-LIABILITIES>                           36,600
<BONDS>                                              0
<COMMON>                                        17,013
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     112,399
<TOTAL-LIABILITY-AND-EQUITY>                   171,146
<SALES>                                        125,149
<TOTAL-REVENUES>                               127,942
<CGS>                                           64,224
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                                53,889
<LOSS-PROVISION>                                   175
<INTEREST-EXPENSE>                                 131
<INCOME-PRETAX>                                  9,523
<INCOME-TAX>                                     3,571
<INCOME-CONTINUING>                              5,952
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     5,952
<EPS-PRIMARY>                                      .36
<EPS-DILUTED>                                      .36