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Note C - Inventories (Tables)
6 Months Ended
Jun. 30, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
June 30,
201
9
   
December 31,
201
8
 
   
(Unaudited)
   
(Audited)
 
                 
Work-in-process
  $
5,045
    $
4,993
 
Finished goods
   
4,148
     
4,826
 
                 
    $
9,193
    $
9,819