A. Wharton Ramsey

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Roanoke, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Suction-driven fluid filtration system for recreational or emergenc...
- Patent number 7,449,106
- Issue date Nov 11, 2008
- Philip W. Ramsey
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
Bottle cap system that facilitates suction-driven filling of a bott...
- Publication number 20070235105
- Publication date Oct 11, 2007
- Philip W. Ramsey
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
Suction-driven fluid filtration system for recreational or emergenc...
- Publication number 20070095740
- Publication date May 3, 2007
- Philip W. Ramsey
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE