Rolf Janzer

2 Patents

• US123099272025

  Electrical Device, in Particular Inverter or Converter

  SEW-EURODRIVE GmbH & Co. KG

  0 cites
• US122132902025

  Electrical Device and Method for Producing a First and Second Electrical Device from a Kit

  SEW-EURODRIVE GmbH & Co. KG

  0 cites