<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extrated from the Balance
Sheet and statement of operations found on pages 2, 3 and 4 of the company's
form 10-QSB for the year-to-date, and is qualified in its entirety by reference
to such financial statements.
</LEGEND>
<MULTIPLIER>   1000
       
                      
<PERIOD-TYPE>            3-MOS
<FISCAL-YEAR-END>                       APR-30-1998
<PERIOD-END>                            JUL-31-1997
<CASH>                                     291
<SECURITIES>                             1,172
<RECEIVABLES>                            1,388
<ALLOWANCES>                                64
<INVENTORY>                              1,326
<CURRENT-ASSETS>                         4,615
<PP&E>                                   6,629
<DEPRECIATION>                           4,078
<TOTAL-ASSETS>                           7,270
<CURRENT-LIABILITIES>                    1,695
<BONDS>                                      0
<COMMON>                                    30
<PREFERRED-MANDATORY>                        0
<PREFERRED>                                  0
<OTHER-SE>                               5,362
<TOTAL-LIABILITY-AND-EQUITY>             7,270
<SALES>                                  2,290
<TOTAL-REVENUES>                         2,290
<CGS>                                    1,430
<TOTAL-COSTS>                            1,430
<OTHER-EXPENSES>                           888
<LOSS-PROVISION>                             3
<INTEREST-EXPENSE>                           9
<INCOME-PRETAX>                            (40)
<INCOME-TAX>                               (13)
<INCOME-CONTINUING>                        (27)
<DISCONTINUED>                               0
<EXTRAORDINARY>                              0
<CHANGES>                                    0
<NET-INCOME>                               (27)
<EPS-PRIMARY>                             (.01)
<EPS-DILUTED>                             (.01)