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INVENTORIES:
9 Months Ended
Nov. 30, 2011
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
5. 
INVENTORIES:
 
As of November 30, 2011, inventories consist of the following:

 
   
Gross
   
Reserve
   
Net
 
Raw Materials
  $ 1,471,000     $ (403,000 )   $ 1,068,000  
Work-In-Process
    2,971,000       (1,096,000 )     1,875,000  
Finished Goods
    545,000       (523,000 )     22,000  
Totals
  $ 4,987,000     $ (2,022,000 )   $ 2,965,000  
 
As of February 28, 2011, inventories consist of the following:
 
   
Gross
   
Reserve
   
Net
 
Raw Materials
  $ 1,639,000     $ (403,000 )   $ 1,236,000  
Work-In-Process
    2,732,000       (990,000 )     1,742,000  
Finished Goods
    571,000       (518,000 )     53,000  
Totals
  $ 4,942,000     $ (1,911,000 )   $ 3,031,000