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Schedule of Inventory, Current (Details) (USD $)
Mar. 31, 2014
Dec. 31, 2013
Mar. 31, 2013
Details      
Inventory, Raw Materials, Gross $ 2,180,351 $ 2,130,718  
Inventory, Work in Process, Gross 1,772,722 1,507,755  
Inventory, Finished Goods, Gross 1,784,359 1,806,315  
Inventory, Gross 5,737,432 5,444,788  
Inventory Valuation Reserves 584,000 564,000  
Inventories, net $ 5,153,432 $ 4,880,788 $ 5,284,492