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Inventories
6 Months Ended
Jun. 30, 2012
Inventory Disclosure [Text Block]

3.       Inventories 


Inventories consist of the following (in thousands):


 

June 30,

2012

 

December 31,

2011

Raw materials

$       2,850

 

$      4,135

Work in progress

3,059

 

3,790

Finished goods

2,496

 

2,363

Inventories

$       8,405

 

$    10,288