Ulrich Engelmann

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Osnabruck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for checking the leakproofness of safety valves
- Patent number 9,080,923
- Issue date Jul 14, 2015
- Elster GmbH
- Aloys Quatmann
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR CHECKING THE LEAKPROOFNESS OF SAFETY VALVES
- Publication number 20140174158
- Publication date Jun 26, 2014
- Elster GmbH
- Aloys Quatmann
- G01 - MEASURING TESTING