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INVENTORIES
9 Months Ended
Sep. 30, 2011
Notes to Financial Statements 
INVENTORIES

Inventories consisted of the following components:      
       
   September 30,
2011
  December 31,
2010
(in thousands)      
 Raw material  $2,398   $2,098 
 Work-in-process   898    772 
 Finished goods   502    700 
 Inventories  $3,798   $3,570