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Note 3. Inventories
3 Months Ended
Mar. 31, 2013
Inventory Disclosure [Text Block]
3.             INVENTORIES

Inventories, net are comprised of the following (in thousands):

   
March 31,
   
December 31,
 
   
2013
   
2012
 
Finished goods
  $ 265     $ 465  
Work-in-progress
    407       468  
Raw material
    1,425       1,352  
    $ 2,097     $ 2,285