Andrew Albert Ellingham

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Dartford, GB

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Patents Grantslast 30 patents

Information Patent Grant
Valve
- Patent number 7,380,767
- Issue date Jun 3, 2008
- AAF-McQuay, Inc.
- John Michael Roll
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Valve
- Publication number 20060151731
- Publication date Jul 13, 2006
- John Michael Roll
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...