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Note 2: Detail of Certain Balance Sheet Accounts: Detail of Inventories (Details) (USD $)
Aug. 31, 2013
Aug. 31, 2012
Details    
Parts and supplies $ 1,353,614 $ 1,180,428
Work-in-process 990,668 803,049
Finished goods 201,488 520,480
Inventory Reserve (100,000) (100,000)
Inventories, net $ 2,445,770 $ 2,403,957