TREA

François PERRON

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  • Laval, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grinding wheel and method
    • Patent number 9,796,066
    • Issue date Oct 24, 2017
    • Pratt & Whitney Canada Corp.
    • Amr Elfizy
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Grinding wheel and method
    • Patent number 9,302,369
    • Issue date Apr 5, 2016
    • Pratt & Whitney Canada Corp.
    • Amr Elfizy
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    GRINDING WHEEL AND METHOD
    • Publication number 20160158913
    • Publication date Jun 9, 2016
    • Pratt & Whitney Canada Corp.
    • Amr ELFIZY
    • B24 - GRINDING POLISHING
  • Information Patent Application

    GRINDING WHEEL AND METHOD
    • Publication number 20150202742
    • Publication date Jul 23, 2015
    • Pratt & Whitney Canada Corp.
    • Amr ELFIZY
    • B24 - GRINDING POLISHING