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Kabushiki Kaisha Komatsu Seisakusko

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  • Information Patent Grant

    Equal-pitch groove processing device
    • Patent number 5,154,555
    • Issue date Oct 13, 1992
    • Kabushiki Kaisha Komatsu Seisakusko
    • Tadayuki Ishikawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR