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Summary of Significant Accounting Policies (Details 1) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Accounting Policies [Abstract]    
Raw materials $ 47,000 $ 80,000
Work-in-process 16,000 12,000
Finished goods 259,000 261,000
Inventories $ 322,000 $ 353,000