Ralf Punjer

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Seevetal/Fleestedt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for production of a hollow section
- Patent number 7,343,678
- Issue date Mar 18, 2008
- Daimler AG
- Wilfried Bien
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Fan-type exhaust gas manifold for multi-cylinder internal-combustio...
- Patent number 5,816,045
- Issue date Oct 6, 1998
- Mercedes-Benz AG
- Henning Blocker
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust gas manifold for an internal combustion engine and method o...
- Patent number 5,689,954
- Issue date Nov 25, 1997
- Mercedes-Benz AG
- Henning Blocker
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Exhaust manifold
- Publication number 20050183414
- Publication date Aug 25, 2005
- Wilfried Bien
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Method and device for production of a hollow section
- Publication number 20050160600
- Publication date Jul 28, 2005
- Wilfried Bien
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...