TREA

Masaru Sugamoto

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  • Kobe, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of and apparatus for indirect extrusion
    • Patent number 4,744,236
    • Issue date May 17, 1988
    • Kabushiki Kaisha Kobeseikosho
    • Akira Asari
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...