Richard Laurance Lewellin

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Victoria 3912, AU

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Patents Grantslast 30 patents

Information Patent Grant
Engine for converting thermal energy to stored energy
- Patent number 7,000,389
- Issue date Feb 21, 2006
- Richard Laurance Lewellin
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...