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Inventories - Inventories (Details) (USD $)
Sep. 29, 2012
Dec. 31, 2011
Inventories, net    
Raw materials $ 380,217 $ 390,281
Work in process 1,690,106 1,686,966
Finished goods 1,230,925 1,061,370
Total Inventories $ 3,301,248 $ 3,138,617