TREA

Oyo Rubber Chemical Industry Co., Ltd.

Follow

Organization

  • Tokyo, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Ball
    • Patent number 4,463,951
    • Issue date Aug 7, 1984
    • Oyo Rubber Chemical Industry Co., Ltd.
    • Sadao Kumasaka
    • A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks