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Inventory
 12 Months Ended
Dec. 31, 2019
Inventory [Abstract]  
Inventory

Note 5 – Inventory

 

   December 31, 
   2018   2019 
   Thousands
USD		   Thousands
USD		 
         
Raw materials and work in progress   2,205    2,636 
Finished goods   911    907 
    3,116    3,543