Condensed Consolidated Balance Sheets - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Current Assets
Cash and cash equivalents	$ 5,328,732	$ 2,036,954
Certificates of deposit	2,741,000	2,741,000
Accounts receivable - Less allowances of $162,000 and $170,000, respectively	6,578,114	5,647,984
Inventories, net	9,921,472	8,519,780
Prepaid income taxes	0	440
Other current assets	422,002	346,236
Total current assets	24,991,320	19,292,394
Property, Plant and Equipment
Land and improvements	1,510,513	1,778,819
Buildings and improvements	6,745,058	8,456,983
Production equipment and other	37,133,750	36,679,114
Property, Plant and Equipment, Gross	45,389,321	46,914,916
Less accumulated depreciation	33,481,667	34,441,052
Net property, plant and equipment	11,907,654	12,473,864
Total assets	36,898,974	31,766,258
Current Liabilities
Accounts payable	897,430	692,635
Accrued wages and salaries	838,030	509,332
Other accrued expenses	411,519	366,418
Unearned revenue and customer deposits	175,330	302,424
Federal and state income taxes	1,164,586	0
Total current liabilities	3,486,895	1,870,809
Deferred income taxes	900,084	926,084
Total liabilities	4,386,979	2,796,893
Shareholders' Equity
Preferred stock, no par value, 500,000 shares authorized: none outstanding	0	0
Common stock, $1.00 par value, 4,000,000 shares authorized, 1,138,096 shares issued; 966,132 shares outstanding	1,138,096	1,138,096
Additional paid-in capital	447,134	447,134
Retained earnings	34,848,863	31,306,233
Treasury stock, 171,964 shares at cost	(3,922,098)	(3,922,098)
Total shareholders' equity	32,511,995	28,969,365
Total liabilities and shareholders' equity	$ 36,898,974	$ 31,766,258