v3.7.0.1

Intangible Assets - Net (Details) - USD ($) | May 31, 2017 | Nov. 30, 2016
--- | --- | ---
Schedule of Intangible Assets |  |
Patents and trademarks | $ 580,006 | $ 580,007
Less: Accumulated amortization | 146,422 | 146,229
Intangible Assets - Net | $ 433,584 | $ 433,778

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