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Note 5 - Major Classes of Inventory (Details) - USD ($)
Aug. 31, 2016
Nov. 30, 2015
Raw materials $ 8,767,407 $ 9,699,156
Work in process 397,356 246,823
Finished goods 7,432,855 8,169,267
16,597,618 18,115,246
Less: Reserves (2,930,749) (2,930,810)
$ 13,666,869 $ 15,184,436