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Inventories (Tables)
3 Months Ended
Mar. 31, 2019
Inventory Disclosure [Abstract]  
Schedule of inventory Inventories consist of the following:
 
March 31,
2019
 
December 31,
2018
Raw materials
$
49,366

 
$
45,898

Work-in-process
18,476

 
15,000

Finished goods
103,245

 
93,701

Total
$
171,087

 
$
154,599