Rikio Nishida

Person

  • Fushimi-ku, Kyoto, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Punching tool

    • Patent number 4,922,615
    • Issue date May 8, 1990
    • Rikio Nishida
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...