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Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment

   December 31,   December 31, 
   2020   2019 
         
Land  $300,000   $300,000 
Buildings and Improvements   1,683,000    1,650,000 
Machinery and Equipment   21,686,000    18,450,000 
Finance Lease Machinery and Equipment   78,000    296,000 
Tools and Instruments   12,116,000    11,021,000 
Automotive Equipment   200,000    177,000 
Furniture and Fixtures   290,000    290,000 
Leasehold Improvements   855,000    530,000 
Computers and Software   436,000    425,000 
Total Property and Equipment   37,644,000    33,139,000 
Less: Accumulated Depreciation   (28,063,000)   (25,561,000)
Property and Equipment, net  $9,581,000   $7,578,000