Dieter Frede

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Ennigerloh, DE

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Patents Grantslast 30 patents

Information Patent Grant
Compact control and monitoring switch
- Patent number 5,552,646
- Issue date Sep 3, 1996
- Condor Werke-Gebruder Frede GmbH & Co KG
- Dieter Frede
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Float switch using foam body for floatability
- Patent number 4,692,576
- Issue date Sep 8, 1987
- Condor-Werk Gebr. Frede GmbH & Co. KG
- Dieter Frede
- G01 - MEASURING TESTING