John George Wolff

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Stouffville, CA

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Patents Grantslast 30 patents

Information Patent Grant
Vertical axis wind turbine with axial flow rotor
- Patent number 8,961,103
- Issue date Feb 24, 2015
- John George Wolff
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...