Laurence Richard Penn

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Middleton, GB

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Patents Applicationslast 30 patents

Information Patent Application
Metering device
- Publication number 20050126384
- Publication date Jun 16, 2005
- Laurence Richard Penn
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
METERING DEVICE
- Publication number 20040256422
- Publication date Dec 23, 2004
- Laurence Richard Penn
- G01 - MEASURING TESTING