Quarterly report pursuant to Section 13 or 15(d)

Note 5 ??? Inventories (Tables)

v3.23.3
Note 5 – Inventories (Tables)
3 Months Ended
Jul. 31, 2023
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
    July 31, 2023   April 30, 2023
Raw materials   $ 7,721,211     $ 8,132,196  
Work-in-process     1,611,283       509,381  
Finished goods     43,950       278,996  
Total   $ 9,376,444     $ 8,920,573