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Schedule of Inventory, Current (Details) - USD ($)
Mar. 31, 2016
Dec. 31, 2015
Mar. 31, 2015
Details      
Inventory, Raw Materials, Gross $ 1,782,163 $ 1,923,932  
Inventory, Work in Process, Gross 1,792,635 1,606,389  
Inventory, Finished Goods, Gross 1,920,906 1,584,891  
Inventory, Gross 5,495,704 5,115,212  
Inventory Valuation Reserves (576,000) (577,000)  
Inventories, net $ 4,919,704 $ 4,538,212 $ 5,035,548