Note 12 - Segment Information (Tables)

3 Months Ended

Feb. 28, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Agricultural Products			Pressurized Vessels			Modular Buildings			Tools		Consolidated
Net Sales from external customers	$	4,441,000		$	424,000		$	461,000		$	911,000	$	6,237,000
Income (loss) from operations		(203,000	)		(31,000	)		(127,000	)		66,000		(295,000	)
Income (loss) before taxes		(240,000	)		(40,000	)		(129,000	)		66,000		(343,000	)
Total Assets		25,019,000			2,687,000			2,572,000			3,488,000		33,766,000
Capital expenditures		412,000			11,000			0			9,000		432,000
Depreciation & Amortization		120,000			27,000			37,000			29,000		213,000

	Agricultural Products		Pressurized Vessels			Modular Buildings		Tools		Consolidated
Net Sales from external customers	$	7,004,000	$	394,000		$	1,017,000	$	0	$	8,415,000
Income (loss) from operations		561,000		(123,000	)		275,000		0		713,000
Income (loss) before taxes		1,176,000		(176,000	)		261,000		0		1,261,000
Total Assets		26,697,000		2,707,000			3,328,000		0		32,732,000
Capital expenditures		139,000		4,000			1,000		0		144,000
Depreciation & Amortization		151,000		26,000			22,000		0		199,000