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Inventory
6 Months Ended
Jun. 30, 2017
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: 

 

 

June 30, 2017

 

December 31, 2016

Raw material

$              1,879,625

 

$                1,675,143

Work-In-Process

                1,703,145

 

                  1,684,321

Finished Goods

                1,944,503

 

                  1,740,229

Inventory, Gross

                5,527,273

 

                  5,099,693

Valuation reserves

                 (531,430)

 

                   (562,000)

Inventory, Net

$              4,995,843

 

 $               4,537,693