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Patents (Tables)
9 Months Ended
Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of patents

The following is a schedule of estimated future patent amortization expenses by fiscal year as of March 31, 2018:  

 

2018     $ 32,202  
2019       119,318  
2020       94,839  
2021       88,668  
2022       58,368  
Thereafter       352,382  
      $ 745,777