Laurence Richard Penn

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Middleton, Market Harborough, LE16 8YU, GB

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Patents Grantslast 30 patents

Information Patent Grant
Metering device
- Patent number 7,017,469
- Issue date Mar 28, 2006
- Laurence Richard Penn
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Metering device
- Patent number 6,886,720
- Issue date May 3, 2005
- Laurence Richard Penn
- G01 - MEASURING TESTING