David A. Dawson

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Burbage, GB

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Patents Grantslast 30 patents

Information Patent Grant
Heat exchanger
- Patent number 6,115,919
- Issue date Sep 12, 2000
- Rolls-Royce plc
- James I. Oswald
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat exchanger
- Patent number 5,797,449
- Issue date Aug 25, 1998
- Rolls-Royce plc
- James I. Oswald
- F28 - HEAT EXCHANGE IN GENERAL