Intangibles (Tables)

9 Months Ended

Sep. 27, 2014

Intangibles [Abstract]

Gross carrying amount and accumulated amortization of amortizable intangible assets

The gross carrying amount and accumulated amortization of amortizable intangible assets:

	Industrial Hardware Segment		Security Products Segment		Metal Products Segment		Total		Weighted-Average Amortization Period (Years)
2014 Patents and developed technology
Gross Amount:	$	2,582,456	$	1,062,380	$	--	$	3,644,836		15.8
Accumulated Amortization:		1,690,710		558,890		--		2,249,600
Net September 27, 2014 per Balance Sheet	$	891,746	$	503,490	$	--	$	1,395,236

2013 Patents and developed technology
Gross Amount:	$	2,595,931	$	1,041,250	$	--	$	3,637,181	16.0
Accumulated Amortization:		1,676,440		503,238		--		2,179,678
Net December 28, 2013 per Balance Sheet	$	919,491	$	538,012	$	--	$	1,457,503