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Inventories (Tables)
3 Months Ended
Mar. 31, 2021
Inventories [Abstract]  
Schedule of Inventories used in the determination of cost of goods sold

March 31, 

2021



December 31, 

2020






Raw Materials $ 953

$ 922
Work In Process
315


292

Finished Goods


305


363
Reserve for Obsolescence 
(5 )

(5 )
Total Inventories $ 1,568

$ 1,572