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Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of intangible assets |
|  | December 31, |  |  | December 31, |
|  | 2019 |  |  | 2018 |
Gross carrying amount |  | $ | 4,839,117 |  |  | $ | 4,909,318 |
Accumulated amortization |  |  | (4,633,506 | ) |  |  | (4,642,875 | )
Net carrying amount |  | $ | 205,611 |  |  | $ | 266,443 |
Schedule of estimated aggregate annual amortization expense |
Year |  | Amount |
2020 |  |  | 35,248 |
2021 |  |  | 35,248 |
2022 |  |  | 35,248 |
2023 |  |  | 35,248 |
2024 |  |  | 35,248 |
Thereafter |  |  | 29,371 |
Total |  | $ | 205,611 |

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