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INVENTORIES (Details) - USD ($) | Feb. 28, 2023 | Feb. 28, 2022
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Inventory Disclosure [Abstract] |  |
Raw materials and subassemblies | $ 1,868,689 | $ 1,250,589
Finished goods | 613,915 | 779,533
Work in process | 760,305 | 343,120
Total | $ 3,242,909 | $ 2,373,242

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