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Note 6 - Share Based Compensation

3 Months Ended

Mar. 31, 2022

Notes to Financial Statements

Share-Based Payment Arrangement [Text Block]

6. SHARE BASED COMPENSATION

The following table presents share-based compensation expenses for continuing operations included in the Company’s unaudited condensed consolidated statements of operations:

		Three Months Ended March 31,
		2022				2021
Selling, general and administrative		$	92,426			$	128,944
Research, development and engineering			17,271				12,204
		$	109,697			$	141,148

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