Walter A. Hill

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Peterborough, CA

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Patents Grantslast 30 patents

Information Patent Grant
Speed controller for mill drives and the like
- Patent number 4,556,830
- Issue date Dec 3, 1985
- Canadian General Electric Company Limited
- Charles L. Schwalm
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed control for truck
- Patent number 4,422,022
- Issue date Dec 20, 1983
- Canadian General Electric Company Limited
- Walter A. Hill
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER