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Note 4 - Inventory
9 Months Ended
Aug. 31, 2014
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
 

4)

Inventory


Major classes of inventory are:


   

August 31, 2014

   

November 30, 2013

 

Raw materials

  $ 10,366,665     $ 10,322,014  

Work in process

    349,359       511,016  

Finished goods

    7,721,692       7,305,301  
    $ 18,437,716     $ 18,138,331  

Less: Reserves

    (3,467,690 )     (3,215,806 )
    $ 14,970,026     $ 14,922,525