<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1993
<PERIOD-START>                             JAN-01-1994
<PERIOD-END>                               SEP-30-1994
<CASH>                                          19,018
<SECURITIES>                                         0
<RECEIVABLES>                                   91,635
<ALLOWANCES>                                     2,834
<INVENTORY>                                     53,757
<CURRENT-ASSETS>                               181,001
<PP&E>                                         272,906
<DEPRECIATION>                                 164,167
<TOTAL-ASSETS>                                 350,911
<CURRENT-LIABILITIES>                           86,111
<BONDS>                                              0
<COMMON>                                        15,737
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                      90,766
<TOTAL-LIABILITY-AND-EQUITY>                   350,911
<SALES>                                        425,520
<TOTAL-REVENUES>                               425,520
<CGS>                                          272,160
<TOTAL-COSTS>                                  272,160
<OTHER-EXPENSES>                               124,766
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,996
<INCOME-PRETAX>                                 25,928
<INCOME-TAX>                                    10,138
<INCOME-CONTINUING>                             15,790
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    15,790
<EPS-PRIMARY>                                     2.49
<EPS-DILUTED>                                     2.49