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NOTE 2 - INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2018
Note 2 - Inventories  
INVENTORIES
   September 30,
2018
  December 31,
2017
 (in thousands)          
Raw material  $2,696   $2,392 
Work-in-process   1,396    1,091 
Finished goods   466    685 
Inventories  $4,558   $4,168