Schedule of Inventories (Details) - USD ($)	Apr. 30, 2022	Jan. 31, 2022
Accounting Policies [Abstract]
Raw Materials	$ 2,302,882	$ 1,854,156
Work in Process	327,321	244,974
Finished goods	1,538,488	791,663
Inventories	$ 4,168,691	$ 2,890,793

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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.

+ References

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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