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Note 2. Inventories: Detail of Inventories (Details) (USD $)
Feb. 28, 2014
Aug. 31, 2013
Details    
Parts and supplies $ 1,330,259 $ 1,353,614
Work-in-process 898,962 990,668
Finished goods 351,164 201,488
Inventory Reserve (150,000) (100,000)
Inventories, net $ 2,430,385 $ 2,445,770