<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from
Form 10-Q for the quarter ended 30 Sep 97, and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               SEP-30-1997
<CASH>                                         3977000
<SECURITIES>                                  19122000
<RECEIVABLES>                                 33614000
<ALLOWANCES>                                    872000
<INVENTORY>                                   33788000
<CURRENT-ASSETS>                              92782000
<PP&E>                                        96338000
<DEPRECIATION>                                40878000
<TOTAL-ASSETS>                               167158000
<CURRENT-LIABILITIES>                         48201000
<BONDS>                                       13731000
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        142000
<OTHER-SE>                                   100772000
<TOTAL-LIABILITY-AND-EQUITY>                 167158000
<SALES>                                      126522000
<TOTAL-REVENUES>                             126522000
<CGS>                                         76361000
<TOTAL-COSTS>                                 76361000
<OTHER-EXPENSES>                              38618000
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              694000
<INCOME-PRETAX>                               10849000
<INCOME-TAX>                                   3526000
<INCOME-CONTINUING>                            7323000
<DISCONTINUED>                                  325000
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   7648000
<EPS-PRIMARY>                                      .53
<EPS-DILUTED>                                      .53