Note 6 - Lines of Credit	6 Months Ended
Jun. 30, 2022
Notes to Financial Statements
Debt Disclosure [Text Block]	NOTE 6 - LINES OF CREDIT In connection with certain orders, the Company provides to customers a working guarantee, prepayment guarantee or security bond. For that purpose, the Company has a guaranteed credit line of EUR 1,750,000 (approx. $1,820,000) secured by a cash deposit. As of June 30, 2022, our bank has issued working guaranties of $480,979 to customers against the credit line.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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