Note 3 - Inventory

9 Months Ended

Sep. 30, 2018

Notes to Financial Statements

Inventory Disclosure [Text Block]

3. Inventory

Inventory consists of the following at

September 30, 2018

and

December 

31,

2017:

	September 30, 2018		December 31, 2017
Raw materials	$	1,168,969	$	582,816
Work in progress		830,991		453,890
Finished goods		910,967		810,040
Total	$	2,910,927	$	1,846,746