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Note 4 - Inventory
6 Months Ended
May 31, 2013
Inventory Disclosure [Text Block]  
Inventory Disclosure [Text Block]

4)    Inventory


Major classes of inventory are:


 

May 31,

2013

November 30,

2012

Raw materials

  $ 10,055,893   $ 8,466,060

Work in process

    447,628     632,969

Finished goods

    6,958,432     7,694,528
    $ 17,461,953   $ 16,793,557

Less: Reserves

    (2,642,382 )     (2,466,075 )
    $ 14,819,571   $ 14,327,482