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Inventory (Tables)
9 Months Ended
Sep. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of inventory, current
   

September 30,

2019

   

December 31,

2018

 
Raw Materials   $ 741,000     $ 778,000  
Work In Process     183,000       184,000  
Finished Goods     252,000       325,000  
Allowance for slow moving and obsolete inventory     (286,000 )     (268,000 )
    $ 890,000     $ 1,019,000