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Balance Sheet Details - Inventories (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Details    
Raw Materials $ 2,130,718 $ 2,009,691
Work in Process 1,507,755 1,869,830
Finished Goods 1,806,315 1,606,851
Valuation Reserves 564,000 550,000
Inventories, net $ 4,880,788 $ 4,936,372