TREA

Alfons Lomberg

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  • Bottrop, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extrusion molding tool
    • Patent number 4,909,720
    • Issue date Mar 20, 1990
    • Krupp Widia GmbH
    • Alfons Lomberg
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Extrusion tool for producing a drill bit blank
    • Patent number 4,831,859
    • Issue date May 23, 1989
    • Fried. KRUPP Gesellschaft mit beschrankter Haftung
    • Peter Cleve
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Extrusion tool for producing hard-metal or ceramic drill blank
    • Patent number 4,779,440
    • Issue date Oct 25, 1988
    • Fried.Krupp Gesellschaft mit beschraenkter Haftung
    • Peter Cleve
    • B28 - WORKING CEMENT, CLAY, OR STONE