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Yoshihiro Kozaki

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  • Inuyama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plastic working method and apparatus
    • Patent number 4,984,443
    • Issue date Jan 15, 1991
    • Brother Kogyo Kabushiki Kaisha
    • Takeaki Sato
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...