Youji Takeuchi

Person

  • Tanashi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Numerical control machine

    • Patent number 4,831,906
    • Issue date May 23, 1989
    • Citizen Watch Co., Ltd.
    • Kenji Sugimoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR