Note 6 - Inventories - Schedule of Inventory (Details) - USD ($)	Sep. 29, 2018	Sep. 30, 2017
Finished goods		$ 20,759
Work in process	356,278	383,216
Raw materials and supplies	1,012,418	954,369
Total inventories	$ 1,368,696	$ 1,358,344

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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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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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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