Quarterly report pursuant to Section 13 or 15(d)

4. Inventories

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4. Inventories
9 Months Ended
Sep. 30, 2016
Inventory Disclosure [Abstract]  
Inventories

Inventories consist of the following at:

 

(Dollars in thousands)   September 30, 2016     December 31, 2015  
                 
Finished goods   $ 437     $ 412  
Work in process     110       240  
Raw materials     345       354  
Total   $ 892     $ 1,006