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Note 4 – Inventories (Tables)

9 Months Ended

Jan. 31, 2023

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

		January 31, 2023				April 30, 2022
Raw materials		$	5,608,584			$	2,831,713
Work-in-process			192,166				173,112
Finished goods			3,493,503				891,045
Total		$	9,294,253			$	3,895,870

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- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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