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Note 4 - Inventories (Details) - Inventories (USD $)	Mar. 31, 2014	Sep. 30, 2013
Inventories [Abstract]
Raw materials	$ 4,419,252	$ 3,941,203
Finished goods	774,971	605,240
Work in process	584,950	358,826
	5,779,173	4,905,269
Reserve for obsolescence	(284,431)	(317,519)
	$ 5,494,742	$ 4,587,750

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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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