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1. General (Tables)
 3 Months Ended
Mar. 31, 2017
Tables/Schedules  
Schedule of Inventory

Inventories consisted of the following:

 

 

March 31,

 

December 31,

 

2017

 

2016

 

 

 

 

Raw materials

   $         5,862 

   $         5,427 

Work in process

                  840 

              1,120 

Finished goods

                  233 

                  326 

Reserve for obsolete inventory

             (3,173)

             (3,122)

Inventories, net

   $         3,762 

   $         3,751