Emil Zitzelsberger

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Heppenheim/Kirschhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Spring-loaded safety valve for gases and vapor
- Patent number 4,770,204
- Issue date Sep 13, 1988
- Manfred Schmitt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Safety valve with friction means for damping valve vibration
- Patent number 4,481,974
- Issue date Nov 13, 1984
- Bopp & Reuther GmbH
- Manfred Schmitt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...