TREA

Goran Anders Wallner

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  • Hagfors, SW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of rolling metal blanks
    • Patent number 4,007,617
    • Issue date Feb 15, 1977
    • AB Metalform
    • Curt Gunnar Falk
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...