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Intangible Assets (Details 1) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
2021 $ 401,600  
2022 401,600  
2023 365,950  
2024 341,100  
2025 335,600  
Thereafter 1,146,623  
Total 2,992,473 $ 3,394,073
ECHG    
2021 335,600  
2022 335,600  
2023 335,600  
2024 335,600  
2025 335,600  
Thereafter 1,146,623  
Total 2,824,623 3,160,223
DGSE    
2021 66,000  
2022 66,000  
2023 30,350  
2024 5,500  
2025 0  
Thereafter 0  
Total $ 167,850 $ 233,850