TREA

Kenneth K L. Lee

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  • San Jose, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pendulum vacuum gate valve
    • Patent number 7,731,151
    • Issue date Jun 8, 2010
    • Kenneth K L Lee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents