Frank Frungel

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Laser ceilometer with safety power-reduction feature
- Patent number 4,288,158
- Issue date Sep 8, 1981
- Frank Frungel
- G01 - MEASURING TESTING
Information Patent Grant
Deepwater in-situ fluorometer
- Patent number 4,178,512
- Issue date Dec 11, 1979
- Impulsphysik GmbH
- Frank Frungel
- G01 - MEASURING TESTING