Regis J. Betsch

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Monroeville, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
High attenuation broadband high speed RF shutter and method of maki...
- Patent number 4,922,253
- Issue date May 1, 1990
- Westinghouse Electric Corp.
- Harvey C. Nathanson
- H01 - BASIC ELECTRIC ELEMENTS