TREA

Bertil Lundback

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  • Robertsfors, SW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for hydrostatic extrusion of tubes
    • Patent number 4,031,732
    • Issue date Jun 28, 1977
    • ASEA
    • Hans Larker
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    High pressure press
    • Patent number 4,016,737
    • Issue date Apr 12, 1977
    • Allmanna Svenska Elektriska Aktiebolaget
    • Sven-Goran Gustafsson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...