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Inventories
3 Months Ended
May 31, 2012
Inventory  
Inventory Disclosure
Note 2.  Inventories
 
Inventories consisted of the following:
 
   
May 31,
2012
  
August 31,
2011
 
        
Parts and supplies
 $1,181,381  $1,248,534 
Work-in-process
  957,640   1,110,362 
Finished goods
  279,239   147,318 
Reserve for obsolete inventory
  (100,000)  (100,000)
          
Inventories, net
 $2,318,260  $2,406,214