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Note 4 - Inventory - Inventory (Details) - USD ($)
Mar. 31, 2022
Dec. 31, 2021
Raw materials $ 22,047 $ 22,047
Work in-process 14,720,449 17,453,358
Finished goods 1,535,005 2,034,974
Inventory $ 16,277,501 $ 19,510,379