TREA

Volker Kress

Follow

Person

  • Kupferzell, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Impeller wheel for a ventilator
    • Patent number 8,915,717
    • Issue date Dec 23, 2014
    • Ziehl-Abegg AG
    • Michael Stephan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    Impeller Wheel for a Ventilator
    • Publication number 20120207606
    • Publication date Aug 16, 2012
    • Ziehl-Abegg AG
    • Michael Stephan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...