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Inventories
6 Months Ended
Dec. 31, 2014
Inventory, Net [Abstract]  
Inventory Disclosure [Text Block]
2.
Inventories
 
Inventories are comprised as follows:
 
 
 
December 31, 2014
 
June 30, 2014
 
 
 
 
 
 
 
Work-in progress
 
$
687,310
 
$
616,474
 
Component parts
 
 
7,914,157
 
 
7,605,543
 
Finished goods
 
 
2,441,475
 
 
2,617,799
 
Reserve for obsolete and excess inventory
 
 
(1,423,493)
 
 
(1,433,718)
 
 
 
$
9,619,449
 
$
9,406,098