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Inventory
9 Months Ended
Sep. 30, 2020
Inventory Disclosure [Abstract]  
Inventory
Inventory is comprised of the following:   September 30, 2020     December 31, 2019  
             
Raw Materials   $ 695,000     $ 670,000  
Work In Process     113,000       141,000  
Finished Goods     191,000       290,000  
Allowance for slow moving and obsolete inventory     (397,000 )     (291,000 )
    $ 602,000     $ 810,000