<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from Third Quarter Report to Stockholders and is qualified in its entirety by reference to such financial statements. </LEGEND> <MULTIPLIER>1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-END> SEP-28-1996 <CASH> 4,594 <SECURITIES> 6,623 <RECEIVABLES> 32,300 <ALLOWANCES> 0 <INVENTORY> 17,423 <CURRENT-ASSETS> 105,825 <PP&E> 84,301 <DEPRECIATION> 60,066 <TOTAL-ASSETS> 130,069 <CURRENT-LIABILITIES> 32,185 <BONDS> 0 <COMMON> 5,126 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 88,058 <TOTAL-LIABILITY-AND-EQUITY> 130,069 <SALES> 25,249 <TOTAL-REVENUES> 25,249 <CGS> 20,425 <TOTAL-COSTS> 33,005 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (60) <INCOME-PRETAX> (7,756) <INCOME-TAX> (2,289) <INCOME-CONTINUING> (5,467) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (5,467) <EPS-PRIMARY> (1.07) <EPS-DILUTED> (1.07)