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Note 3 - Inventories (Details) - Inventories (USD $)	Jun. 30, 2013	Sep. 30, 2012
Inventories [Abstract]
Raw materials	$ 4,213,671	$ 2,693,753
Finished goods	953,670	818,082
Work in process	319,760	61,859
	5,487,101	3,573,694
Reserve for obsolescence	(241,786)	(461,205)
	$ 5,245,315	$ 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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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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