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NOTE 2 - INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Inventories
   

September 30,

2019

   

December 31,

2018

 
 (in thousands)            
Raw material   $ 2,734     $ 2,925  
Work-in-process     2,222       1,584  
Finished goods     476       676  
Inventories   $ 5,432     $ 5,185