<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> SEP-30-1997 <PERIOD-START> OCT-01-1996 <PERIOD-END> JUN-30-1997 <CASH> 981,330 <SECURITIES> 0 <RECEIVABLES> 542,093 <ALLOWANCES> 0 <INVENTORY> 1,289,036 <CURRENT-ASSETS> 3,168,315 <PP&E> 5,383,068 <DEPRECIATION> 3,817,336 <TOTAL-ASSETS> 4,734,047 <CURRENT-LIABILITIES> 701,784 <BONDS> 78,121 <COMMON> 427,526 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 3,466,115 <TOTAL-LIABILITY-AND-EQUITY> 4,734,047 <SALES> 4,598,447 <TOTAL-REVENUES> 4,598,447 <CGS> 2,736,389 <TOTAL-COSTS> 4,546,307 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 7,439 <INCOME-PRETAX> 118,601 <INCOME-TAX> 40,917 <INCOME-CONTINUING> 77,684 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 77,684 <EPS-PRIMARY> $0.02 <EPS-DILUTED> $0.02