applied by a "rubber" bag or diaphragm

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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