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Note 4 - Inventory - Inventory (Details) - USD ($)
Dec. 31, 2021
Dec. 31, 2020
Raw materials $ 22,047 $ 2,628,153
Work in-process 17,453,358 15,415,425
Finished goods 2,034,974 2,221,941
Inventory $ 19,510,379 $ 20,265,519