Inventory (Tables)

6 Months Ended

Jun. 30, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventory is comprised of the following:

	June 30, 2015		December 31, 2014
Raw Materials	$	1,174,000	$	1,136,000
Work In Process		421,000		390,000
Finished Goods		595,000		520,000
Allowance for slow moving and obsolete inventory		(366,000)		(324,000)
	$	1,824,000	$	1,722,000