Erich Butler

6 Patents

• US126064142026

  Control System Assembly for Mrl-elevator

  INVENTIO AG

  0 cites
• US122582402025

  Assembly of a Hollow Rail in an Elevator Shaft of an Elevator Installation

  INVENTIO AG

  0 cites
• US121627272024

  Rail Stabilizing Safety Brake

  INVENTIO AG

  0 cites
• US120244032024

  Fastening System for Mounting a Console of a Rail System of an Elevator Installation on a Wall, Rail System and Mounting Method

  INVENTIO AG

  0 cites
• US117038232023

  Method and Assembly Device for the Automated Determination of a Drilling Position of a Drill Hole

  INVENTIO AG

  0 cites
• US115599042023

  Screwing Device and Method for Screwing a Screw Into a Wall

  INVENTIO AG

  0 cites