William K. Bruffell

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Mirfield, GB

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Patents Grantslast 30 patents

Information Patent Grant
Turbocharger wastegate valve
- Patent number 4,169,355
- Issue date Oct 2, 1979
- Holset Engineering Company Limited
- Brian E. Walsham
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS