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Note 3 - Inventories, Net - Schedule of Inventory (Details) - USD ($)	Mar. 31, 2026	Dec. 31, 2025
Raw materials	$ 3,750,776	$ 3,788,631
Work in process	720,659	820,398
Finished goods	1,720,849	1,522,861
Gross inventories	6,192,284	6,131,890
Less: Provision for obsolescence	(473,176)	(469,506)
Inventories, net	$ 5,719,108	$ 5,662,384

X

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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