Quarterly report pursuant to Section 13 or 15(d)

Note 5 ??? Inventories (Tables)

v3.23.3
Note 5 – Inventories (Tables)
 6 Months Ended
Oct. 31, 2023
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
    October 31, 2023   April 30, 2023
Raw materials   $ 7,804,167     $ 8,132,196  
Work-in-process     1,327,888       509,381  
Finished goods     123,643       278,996  
Total   $ 9,255,698     $ 8,920,573