Jurgen Wermuth

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Stederdorf, DT

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Patents Grantslast 30 patents

Information Patent Grant
Amplifier with controllable transmission factor and switchable cont...
- Patent number 4,034,308
- Issue date Jul 5, 1977
- Licentia Patent-Verwaltungs-GmbH
- Jurgen Wermuth
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic dynamic compander system
- Patent number 3,969,680
- Issue date Jul 13, 1976
- Licentia Patent-Verwaltungs-GmbH
- Jurgen Wermuth
- H04 - ELECTRIC COMMUNICATION TECHNIQUE