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Inventory (Tables)
3 Months Ended
Mar. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current
   

March 31,

2019

   

December 31,

2018

 
             
Raw Materials   $ 742,000     $ 778,000  
Work In Process     193,000       184,000  
Finished Goods     314,000       325,000  
Allowance for slow moving and obsolete inventory     (276,000 )     (268,000 )
    $ 973,000     $ 1,019,000