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Commitments and Contingencies (Details Narrative) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Notes to Financial Statements      
Rental expense for operating lease $ 107,765 $ 103,208  
Operating lease cash payments 126,516 117,268  
Non-cancelable purchase commitments for inventory 8,689,000    
Original cost of equipment under finance leases   100,584  
Finance lease accumulated depreciation   $ 96,578  
Operating lease right-of-use asset 512,472   $ 609,331
Operating lease right-of-use liabilities $ 625,742   $ 741,351