<ARTICLE> 5
<LEGEND> This schedule contains summary financial information extracted from 
the financial statements and related notes for the period ended July 31, 1997
and is qualified in its entirety by reference to such financial statements. 
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                         OCT-31-1997
<PERIOD-START>                            NOV-01-1996
<PERIOD-END>                              JUL-31-1997
<CASH>                                      4,206,698
<SECURITIES>                               13,968,170 
<RECEIVABLES>                               1,796,789 
<ALLOWANCES>                                   26,100 
<INVENTORY>                                 1,577,465 
<CURRENT-ASSETS>                           16,262,763       
<PP&E>                                      2,760,573      
<DEPRECIATION>                              1,124,636
<TOTAL-ASSETS>                             25,388,338      
<CURRENT-LIABILITIES>                         977,172    
<BONDS>                                             0  
<PREFERRED-MANDATORY>                               0 
<PREFERRED>                                         0 
<COMMON>                                       95,432 
<OTHER-SE>                                 24,315,734       
<TOTAL-LIABILITY-AND-EQUITY>               25,388,338         
<SALES>                                     7,215,165          
<TOTAL-REVENUES>                            7,215,165          
<CGS>                                       2,974,365          
<TOTAL-COSTS>                               1,202,658          
<OTHER-EXPENSES>                                    0       
<LOSS-PROVISION>                                    0      
<INTEREST-EXPENSE>                                  0       
<INCOME-PRETAX>                               193,174       
<INCOME-TAX>                                  462,700      
<INCOME-CONTINUING>                         (269,526)     
<DISCONTINUED>                              (920,000)  
<EXTRAORDINARY>                                     0      
<CHANGES>                                           0  
<NET-INCOME>                              (1,189,526) 
<EPS-PRIMARY>                                   (.13) 
<EPS-DILUTED>                                   (.13)