Richard L. Cottingham

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Uckfield, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method of artificially ageing wood
- Patent number 4,701,355
- Issue date Oct 20, 1987
- Timber Textures (UK) Limited
- Richard L. Cottingham
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Flared combustion chamber
- Patent number 4,230,447
- Issue date Oct 28, 1980
- Thormack Engineering Ltd.
- Ralph A. Boyne
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Grit blasting apparatus
- Patent number 4,165,587
- Issue date Aug 28, 1979
- Thormack Engineering Limited
- Richard L. Cottingham
- B24 - GRINDING POLISHING