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Schedule of Customer Concentrations and Foreign Sales (Details) - USD ($)	3 Months Ended		9 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2023	Nov. 30, 2022
Total sales	$ 2,269,000	$ 2,001,000	$ 5,944,000	$ 6,225,000
Asia Pacific [Member]
Total sales	681,000	834,000	1,790,000	2,367,000
EMEA [Member]
Total sales	1,476,000	731,000	3,057,000	2,557,000
Latin America [Member]
Total sales	$ 112,000	$ 436,000	$ 1,097,000	$ 1,301,000

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Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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