Consolidated Statements of Operations - USD ($)	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020
Net sales	$ 57,424,000	$ 43,044,000
Cost of sales	39,656,000	31,478,000
Gross profit	17,768,000	11,566,000
Operating expenses:
Engineering	1,479,000	1,989,000
Selling and general	11,874,000	9,980,000
Total operating expense	13,353,000	11,969,000
Operating income (loss)	4,415,000	(403,000)
Other income (loss)	2,802,000	(45,000)
Income (loss) before provision (benefit) for income taxes	7,217,000	(448,000)
Provision (benefit) for income taxes	1,036,000	(367,000)
Consolidated net income (loss)	$ 6,181,000	$ (81,000)
Earnings (loss) per share
Basic (in dollars per share)	$ 0.62	$ (0.01)
Diluted (in dollars per share)	$ 0.61	$ (0.01)
Weighted average shares outstanding
Basic (in shares)	9,978,683	9,678,822
Diluted (in shares)	10,154,239	9,678,822