<ARTICLE> 5 <PERIOD-TYPE> 12-MOS 12-MOS <FISCAL-YEAR-END> JUL-31-1999 JUL-31-1998 <PERIOD-END> JUL-31-1999 JUL-31-1998 <CASH> 1,142,572 1,108,581 <SECURITIES> 0 0 <RECEIVABLES> 357,881 50,477 <ALLOWANCES> (6,000) (6,000) <INVENTORY> 3,193,715 3,210,268 <CURRENT-ASSETS> 5,076,453 4,393,857 <PP&E> 1,741,031 2,413,411 <DEPRECIATION> (1,604,796) (1,997,607) <TOTAL-ASSETS> 6,620,424 4,819,464 <CURRENT-LIABILITIES> 310,437 207,132 <BONDS> 0 0 <PREFERRED-MANDATORY> 77,500 77,500 <PREFERRED> 597 597 <COMMON> 59,130 3,724,773 <OTHER-SE> 6,093,102 809,462 <TOTAL-LIABILITY-AND-EQUITY> 6,620,424 4,819,464 <SALES> 2,508,373 707,805 <TOTAL-REVENUES> 2,555,657 746,420 <CGS> 2,070,582 529,958 <TOTAL-COSTS> 4,025,324 2,078,404 <OTHER-EXPENSES> (36,313) (410,759) <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> (945) (22,447) <INCOME-PRETAX> (1,042,719) (1,765,190) <INCOME-TAX> 200 200 <INCOME-CONTINUING> (1,042,919) (1,765,390) <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> (1,042,919) (1,765,390) <EPS-BASIC> (.24) (.54) <EPS-DILUTED> (.24) (.54)