Note 7 - Accrued Expenses (Tables)

12 Months Ended

Nov. 30, 2021

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	November 30, 2021		November 30, 2020
Salaries, wages, and commissions	$	654,757	$	726,625
Accrued warranty expense		202,850		291,454
Other		353,357		261,233
	$	1,210,964	$	1,279,312