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Note 2 - Inventories
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]

Note 2 – Inventories


Inventories consist of the following:


   

June 30,

   

December 31,

 
   

2014

   

2013

 
                 

Finished products

  $ 1,791,334     $ 1,638,997  

Work-in-process

    2,444,272       1,934,493  

Raw materials

    4,262,412       3,897,207  
    $ 8,498,018     $ 7,470,697