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

3.       Inventories 


Inventories consist of the following (in thousands):


 

 

 

March 31, 2013

 

December 31, 2012

Raw materials

$ 4,670

 

$ 4,340

Work in progress

1,853

 

1,815

Finished goods

2,351

 

2,542

Inventories

$ 8,874

 

$ 8,697