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INVENTORY (Tables)
12 Months Ended
Dec. 31, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
Inventory is comprised of the following:
 
 
 
December 31, 2016
 
December 31, 2015
 
 
 
 
 
 
 
Raw Materials
 
$
1,028,000
 
$
1,208,000
 
Work In Process
 
 
385,000
 
 
399,000
 
Finished Goods
 
 
618,000
 
 
571,000
 
Allowance for slow moving and obsolete inventory
 
 
(449,000)
 
 
(432,000)
 
 
 
$
1,582,000
 
$
1,746,000