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INVENTORIES
6 Months Ended
Jun. 30, 2012
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
INVENTORIES
Inventories (net of allowance for obsolescence) consisted of the following:
 
 
Dollars in Thousands
 
June 30,
2012
 
December 31,
2011

Finished goods
$
2,916

 
$
2,608

Raw materials and work in process
1,561

 
1,485

Demonstration inventory
113

 
277

 
$
4,590

 
$
4,370

Less allowance for obsolescence
(559
)
 
(511
)
Total
$
4,031

 
$
3,859