Note 6 - Accrued Expenses (Tables)

6 Months Ended

May 31, 2018

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	May 31, 2018		November 30, 2017
Salaries, wages, and commissions	$	463,692	$	584,768
Accrued warranty expense		71,216		68,451
Other		297,453		328,339
	$	832,361	$	981,558