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Masachika Numano

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  • Yokosuka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Seamless steel pipe manufacturing installation
    • Patent number 4,452,061
    • Issue date Jun 5, 1984
    • Nippon Kokan Kabushiki Kaisha
    • Masachika Numano
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Conditioning line for steel pipes
    • Patent number 4,424,616
    • Issue date Jan 10, 1984
    • Nippon Kokan Kabushiki Kaisha
    • Masachika Numano
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Straightening apparatus for steel pipes and the like
    • Patent number 4,406,141
    • Issue date Sep 27, 1983
    • Nippon Kokan Kabushiki Kaisha
    • Masachika Numano
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...