Note 7 - Accrued Expenses (Tables)

12 Months Ended

Nov. 30, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	November 30, 2020		November 30, 2019
Salaries, wages, and commissions	$	726,625	$	555,201
Accrued warranty expense		291,454		203,185
Other		261,233		374,440
	$	1,279,312	$	1,132,826