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Inventory
 3 Months Ended
Mar. 31, 2016
Notes  
Inventory

5.  Inventories are stated at the lower of cost or net realizable value, cost being determined by the first-in, first-out method.  A summary of inventories is as follows: 

 

 

March 31, 2016

 

December 31, 2015

Raw material

$              1,782,163

 

$                1,923,932

Work-In-Process

                1,792,635

 

                  1,606,389

Finished Goods

                1,920,906

 

                  1,584,891

Inventory, Gross

                5,495,704

 

                  5,115,212

Valuation reserves

                 (576,000)

 

                   (577,000)

Inventory, Net

$              4,919,704

 

 $               4,538,212