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5. Intangible Assets: Schedule of Finite-Lived Intangible Assets (Details) - USD ($)
3 Months Ended 12 Months Ended
Nov. 30, 2018
Aug. 31, 2018
Details    
Finite-Lived Patents, Gross $ 43,655 $ 43,655
Amortization of Intangible Assets (40,200) (40,065)
Intangible Assets, Current $ 3,455 $ 3,590