Note 7 - Accrued Expenses (Tables)

6 Months Ended

May 31, 2019

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	May 31, 2019		November 30, 2018
Salaries, wages, and commissions	$	422,752	$	448,737
Accrued warranty expense		89,637		96,786
Other		283,226		347,761
	$	795,615	$	893,284