Note 5 - Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Property, Plant and Equipment [Table Text Block]

	December 31,
	2023			2022
Buildings	$	493,000		$	493,000
Machinery and equipment		15,461,000			14,948,000
Office furniture and equipment		2,541,000			2,393,000
Leasehold improvements		658,000			606,000
Software		3,000			3,000
		19,156,000			18,443,000
Less accumulated depreciation and amortization		(13,569,000	)		(12,701,000	)
Total net property and equipment	$	5,587,000		$	5,742,000