Erich Draeger

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Asnieres, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a liquid level probe
- Patent number 4,775,435
- Issue date Oct 4, 1988
- Veglia
- Erich Draeger
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Probe for measuring the level of a liquid
- Patent number 4,679,432
- Issue date Jul 14, 1987
- Veglia
- Erich Draeger
- G01 - MEASURING TESTING