WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  

<ARTICLE> 5
<MULTIPLIER> 1000
<CURRENCY> U.S. DOLLARS
                                      
                 
<PERIOD-TYPE>       12-MOS
<FISCAL-YEAR-END>                 DEC-31-1994
<PERIOD-END>                      DEC-31-1994
<CASH>                                182,811
<SECURITIES>                           19,766
<RECEIVABLES>                         131,031
<ALLOWANCES>                            1,957
<INVENTORY>                            91,883
<CURRENT-ASSETS>                      446,659
<PP&E>                                395,248
<DEPRECIATION>                        211,606
<TOTAL-ASSETS>                        655,942
<CURRENT-LIABILITIES>                 139,160
<BONDS>                                 8,806
<COMMON>                                4,544
<PREFERRED-MANDATORY>                       0
<PREFERRED>                                 0
<OTHER-SE>                            488,710
<TOTAL-LIABILITY-AND-EQUITY>          655,942
<SALES>                               677,440
<TOTAL-REVENUES>                      677,440
<CGS>                                 378,933
<TOTAL-COSTS>                         378,933
<OTHER-EXPENSES>                      200,377
<LOSS-PROVISION>                            0
<INTEREST-EXPENSE>                      1,712
<INCOME-PRETAX>                       102,812
<INCOME-TAX>                           31,871
<INCOME-CONTINUING>                    70,941
<DISCONTINUED>                              0
<EXTRAORDINARY>                             0
<CHANGES>                                   0
<NET-INCOME>                           70,941
<EPS-PRIMARY>                            1.91
<EPS-DILUTED>                            1.91