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Patents (Tables)
9 Months Ended
Mar. 31, 2019
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, 2019:

 

2019     $ 34,998  
2020       117,217  
2021       110,025  
2022       72,364  
2023       71,273  
Thereafter       373,744  
      $ 779,621