Christopher Halstead

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Accrington, GB

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Patents Grantslast 30 patents

Information Patent Grant
Terminal unit for a balanced flue
- Patent number 4,690,129
- Issue date Sep 1, 1987
- Myson Heating Limited
- Christopher Halstead
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Control valve systems for gas water heaters
- Patent number 4,431,132
- Issue date Feb 14, 1984
- Thorn Gas Appliances Limited
- Michael J. Edmundson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES