Helge Middeldorf

Person

  • Duisburg, DE

Patents Grantslast 30 patents

  • Information Patent Grant

    Mold arragement

    • Patent number 5,727,615
    • Issue date Mar 17, 1998
    • Mannesmann Aktiengesellschaft
    • Helge Middeldorf
    • B22 - CASTING POWDER METALLURGY