Bengt Fredrikson

Person

  • Vasteras, SW

Patents Grantslast 30 patents

  • Information Patent Grant

    Means for tapping

    • Patent number 3,991,263
    • Issue date Nov 9, 1976
    • Allmanna Svenska Elektriska Aktiebolaget
    • Kare Folgero
    • B22 - CASTING POWDER METALLURGY