Koichi Yamamoto

Person

  • Minamikawachi-gun, Osaka-fu, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Portable cutter

    • Patent number 4,188,754
    • Issue date Feb 19, 1980
    • Koichi Yamamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR