Quarterly report pursuant to Section 13 or 15(d)

Inventory - Schedule of Components of Inventory (Details)

v3.20.4
Inventory - Schedule of Components of Inventory (Details) - USD ($)
Jan. 31, 2021
Oct. 31, 2020
Inventory, Net [Abstract]    
Raw materials and parts $ 7,793,487 $ 7,322,688
Work in progress 1,034,423 698,756
Finished goods 1,167,809 1,120,829
Total Inventory $ 9,995,719 $ 9,142,273