Note 6 - Accrued Expenses (Tables)

9 Months Ended

Aug. 31, 2016

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	August 31, 2016		November 30, 2015
Salaries, wages, and commissions	$	448,446	$	530,667
Accrued warranty expense		165,700		176,531
Other		329,879		484,166
	$	944,025	$	1,191,364