Note 7 - Accrued Expenses (Tables)

3 Months Ended

Feb. 29, 2020

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	February 2 9 , 20 20		November 30, 2019
Salaries, wages, and commissions	$	592,892	$	555,201
Accrued warranty expense		239,233		203,185
Other		272,888		374,440
	$	1,105,013	$	1,132,826