Erik Westman

Person

  • Vasteras, SW

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of hydrostatic extrusion for holding a billet during inserti...

    • Patent number 4,078,408
    • Issue date Mar 14, 1978
    • Asea Aktiebolag
    • Hans-Gunnar Larsson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hydrostatic extrusion press

    • Patent number 4,064,723
    • Issue date Dec 27, 1977
    • Allmanna Svenska Elektriska Aktiebolaget
    • Hans Gunnar Larsson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...