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Note 4 - Inventories - Components of Inventories (Details) - USD ($)
Apr. 30, 2022
Oct. 31, 2021
Finished goods $ 3,407,081 $ 4,211,098
Work in process 4,108,272 4,023,693
Raw materials 10,805,920 7,763,325
Production supplies 324,718 305,692
Total $ 18,645,991 $ 16,303,808