Chan-Cheong Siew

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Staines, GB

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum pump
- Patent number 8,186,937
- Issue date May 29, 2012
- Edwards Limited
- Barrie Dudley Brewster
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Vacuum Pump
- Publication number 20100215475
- Publication date Aug 26, 2010
- Barrie Dudley Brewster
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...