Hans-Jurgen Dohren

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Guldental, DE

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Patents Grantslast 30 patents

Information Patent Grant
Elongate retaining element
- Patent number 7,603,825
- Issue date Oct 20, 2009
- Corus Bausysteme GmbH
- Hans-Jürgen Döhren
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Elongate retaining element
- Publication number 20060101763
- Publication date May 18, 2006
- Corus Bausysteme GmbH
- Hans-Jurgen Dohren
- E04 - BUILDING
Information Patent Application
Metal sheet for building purposes, and method and apparatus for mar...
- Publication number 20050223771
- Publication date Oct 13, 2005
- Corus Bausysteme GmbH
- Hans-Jurgen Dohren
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...