5. Inventories (Details) - USD ($)	Mar. 31, 2017	Jun. 30, 2016
Inventory Disclosure [Abstract]
Raw Materials	$ 1,364,900	$ 1,529,800
Work in process	429,500	425,300
Finished Goods	411,500	457,000
Inventory	$ 2,205,900	$ 2,412,100