George Frederick Craven

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Heath, EN

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Patents Grantslast 30 patents

Information Patent Grant
Waveguide switch
- Patent number 3,979,703
- Issue date Sep 7, 1976
- International Standard Electric Corporation
- George Frederick Craven
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface acoustic wave filter
- Patent number 3,965,446
- Issue date Jun 22, 1976
- International Standard Electric Corporation
- George Frederick Craven
- H03 - BASIC ELECTRONIC CIRCUITRY