Condensed Statements of Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Apr. 30, 2020	Apr. 30, 2019	Apr. 30, 2020	Apr. 30, 2019
Net sales:
Equipment	$ 1,267,141	$ 2,199,466	$ 2,710,122	$ 3,858,690
Parts and service	747,802	715,085	1,315,082	1,525,117
Total net sales	2,014,943	2,914,551	4,025,204	5,383,807
Cost of sales	1,762,775	2,535,028	3,695,569	4,718,585
Gross profit	252,168	379,523	329,635	665,222
Operating expense:
Selling expense	119,404	142,208	252,977	253,019
Administrative expense	221,698	236,349	413,923	436,946
Total operating expense	341,102	378,557	666,900	689,965
Operating (loss) income	(88,934)	966	(337,265)	(24,743)
Other income:
Interest income	5,344	899	11,194	1,820
Total other income	5,344	899	11,194	1,820
(Loss) income before income taxes	(83,590)	1,865	(326,071)	(22,923)
Income tax benefit	(20,000)	0	(78,000)	(6,000)
Net (loss) income	$ (63,590)	$ 1,865	$ (248,071)	$ (16,923)
(Loss) income per share, basic and diluted	$ (0.01)	$ 0.00	$ (0.05)	$ (0.00)
Weighted average number of shares outstanding	5,183,895	5,183,895	5,183,895	5,183,895