Ronald J. Purvey

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Axminster, GB

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Patents Grantslast 30 patents

Information Patent Grant
Centrifugal separator with weight thrust bearing
- Patent number RE39704
- Issue date Jun 26, 2007
- Filterwerk Mann & Hummel GmbH
- Ronald J. Purvey
- 494 - Imperforate bowl: centrifugal separators