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Kazuhiro Shibata

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  • Kazuhiro, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Burnishing drill
    • Patent number 5,071,294
    • Issue date Dec 10, 1991
    • Aisan Kogyo Kabushiki Kaisha
    • Yasuhiro Suzuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Vertical feed type burnishing drill
    • Patent number 4,944,640
    • Issue date Jul 31, 1990
    • Aisan kogyo Corporation
    • Yasuhiro Suzuki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR