Stephan Beat Wartmann

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Guttingen, CH

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Patents Applicationslast 30 patents

Information Patent Application
Obstruction Device for Flowing Waterways
- Publication number 20090022549
- Publication date Jan 22, 2009
- GEOBRUGG AG
- Stephan Wartmann
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Protective mesh, especially for rockfall protection or to stabilise...
- Publication number 20070131917
- Publication date Jun 14, 2007
- FATZER AG
- Stephan Beat Wartmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...