TREA

Reto Drayer

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  • Affoltern am Albis, CH
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Patents Applicationslast 30 patents

  • Information Patent Application

    SPEED LIMITER FOR AN ELEVATOR
    • Publication number 20130105250
    • Publication date May 2, 2013
    • INVENTIO AG
    • Daniel Meierhans
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    VELOCITY LIMITER FOR AN ELEVATOR
    • Publication number 20110272223
    • Publication date Nov 10, 2011
    • Reto Drayer
    • B66 - HOISTING LIFTING HAULING