Note 6 - Accrued Expenses (Tables)

3 Months Ended

Feb. 28, 2017

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	February 28, 2017		November 30, 2016
Salaries, wages, and commissions	$	454,506	$	542,449
Accrued warranty expense		125,672		134,373
Other		272,229		342,234
	$	852,407	$	1,019,056