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Note 3 - Inventories - Components of Inventories (Details) (USD $)	Oct. 31, 2014	Oct. 31, 2013
Finished goods	$ 5,378,114	$ 5,569,539
Work in process	3,210,955	3,160,806
Raw materials	8,663,755	9,284,390
Production supplies	265,295us-gaap_InventorySuppliesNetOfReserves	219,544us-gaap_InventorySuppliesNetOfReserves
Total	$ 17,518,119us-gaap_InventoryNet	$ 18,234,279us-gaap_InventoryNet

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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