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Intangible Assets (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Intangible Assets (Textual)        
Amortization expense relating to intangible assets $ 8,536 $ 26,861 $ 49,070 $ 93,718