applied by a "rubber" bag or diaphragm

Patents Grantslast 30 patents

  • Information Patent Grant

    3D processing device and method thereof

    • Patent number 10,821,715
    • Issue date Nov 3, 2020
    • NANCHANG O-FILM OPTICAL TECHNOLOGY CO., LTD.
    • Wei Liu
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Lateral pipe-lining method

    • Patent number 9,200,742
    • Issue date Dec 1, 2015
    • Shonan Gosei-Jushi Seisakusho K.K.
    • Takao Kamiyama
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Applying thermoplastics sleeve to crush resistant tubing

    • Patent number 4,622,197
    • Issue date Nov 11, 1986
    • Standard Telephones and Cables Public Limited Company
    • John C. Crownshaw
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for firmly bonding a thermoplastic covering sheet on a hard...

    • Patent number 4,428,789
    • Issue date Jan 31, 1984
    • Ube Industries, Ltd.
    • Matsushita Masaaki
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2236552

    • Patent number 2,236,552
    • Issue date Apr 1, 1941
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2201706

    • Patent number 2,201,706
    • Issue date May 21, 1940
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents