Ralph Francis Walker

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Brentford Middlesex, GB

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Patents Grantslast 30 patents

Information Patent Grant
Toothbrush
- Patent number 7,725,972
- Issue date Jun 1, 2010
- GlaxoSmithKLine Consumer GmbH & Co. KG
- Tamas Berde
- A46 - BRUSHWARE

Patents Applicationslast 30 patents

Information Patent Application
Toothbrush
- Publication number 20050198753
- Publication date Sep 15, 2005
- Tamas Berde
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL