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Note 5 - Inventories (Details) - Inventories (USD $)	Sep. 30, 2013	Sep. 30, 2012
Inventories [Abstract]
Raw materials	$ 3,941,203	$ 2,693,753
Finished goods	605,240	818,082
Work in process	358,826	61,859
	4,905,269	3,573,694
Reserve for obsolescence	(317,519)	(461,205)
	$ 4,587,750	$ 3,112,489

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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