Note 6 - Product Warranty (Tables)

3 Months Ended

Feb. 28, 2015

Notes Tables

Schedule of Product Warranty Liability [Table Text Block]

	For the three months ended
	February 28, 2015			February 28, 2014
Balance, beginning	$	234,266		$	220,719
Settlements / adjustments		(91,525	)		(151,577	)
Warranties issued		103,749			84,313
Balance, ending	$	246,490		$	153,455