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3. Inventories (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Details |  |
Inventory, Finished Goods, Gross | $ 197,862 | $ 137,530
Inventory, Finished Goods, Net of Reserves | 27,284 | 45,539
Write down of inventory to net realizable value | $ 0 | $ 19,874

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