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NOTE 2 - INVENTORIES
6 Months Ended
Jun. 30, 2017
Inventory Disclosure [Abstract]  
NOTE 2 - INVENTORIES

Inventories consisted of the following components:        

 

   June 30,
2017
  December 31,
2016
 (in thousands)          
Raw material  $2,755   $2,402 
Work-in-process   1,113    1,226 
Finished goods   987    431 
Inventories  $4,855   $4,059