Siegfried Hausdoerfer

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Mitwitz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Shaping device, in particular a spindle press, and method for shapi...
- Patent number 10,967,418
- Issue date Apr 6, 2021
- Langenstein & Schemann GmbH
- Markus Otto
- B30 - PRESSES
Information Patent Grant
Process for forming a workpiece and rolling machine
- Patent number 7,225,656
- Issue date Jun 5, 2007
- Langenstein & Schemann, GmbH
- Guenter Hofmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Shaping Device, in Particular a Spindle Press, and Method for Shapi...
- Publication number 20180290201
- Publication date Oct 11, 2018
- Langenstein & Schemann GMBH
- Markus Otto
- B30 - PRESSES
Information Patent Application
Rolling Machine
- Publication number 20070044533
- Publication date Mar 1, 2007
- Langenstein & Schemann GMBH
- Guenter Hofmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Process for forming a workpiece and rolling machine
- Publication number 20040231380
- Publication date Nov 25, 2004
- Guenter Hofmann
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...