Consolidated Statements of Operations - USD ($)	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021
Sales	$ 28,399,637	$ 24,965,086
Cost of goods sold	21,092,905	18,368,596
Gross profit	7,306,732	6,596,490
Expenses:
Engineering	580,537	505,085
Selling	2,168,151	2,014,149
General and administrative	4,225,364	3,553,848
Total expenses	6,974,052	6,073,082
Income from operations	332,680	523,408
Other income (expense):
Interest expense	(453,872)	(313,485)
Other	238,192	56,967
Total other income (expense)	(215,680)	(256,518)
Income before income taxes	117,000	266,890
Income tax expense	19,203	54,259
Net Income	$ 97,797	$ 212,631
Net Income per share
Basic Net Income per share (in dollars per share)	$ 0.02	$ 0.05
Diluted Net Income per share (in dollars per share)	$ 0.02	$ 0.05
Weighted average outstanding shares used to compute basic net income per share (in shares)	4,707,384	4,515,229
Weighted average outstanding shares used to compute diluted net income per share (in shares)	4,707,384	4,515,229