Dennis L. Fredrickson

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Leawood, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Channeling and decode circuit for airborne radio-telephone systems
- Patent number 4,434,504
- Issue date Feb 28, 1984
- Frederickson Communications, Inc.
- Dennis L. Fredrickson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
VHF-FM Frequency synthesizer
- Patent number 4,320,357
- Issue date Mar 16, 1982
- Paul G. Wulfsberg
- H03 - BASIC ELECTRONIC CIRCUITRY