Ronald W. Ruddle

Person

  • Cleveland, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Feeding unit for a casting

    • Patent number 4,131,152
    • Issue date Dec 26, 1978
    • Foseco Trading A.G.
    • Ronald W. Ruddle
    • B22 - CASTING POWDER METALLURGY