Satoshi Hanai

Person

  • Tohkai, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Flash welding apparatus

    • Patent number 4,304,977
    • Issue date Dec 8, 1981
    • Nippon Steel Corporation
    • Satoshi Hanai
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR