Udo Harer

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Straubenhardt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Overdrilling apparatus
- Patent number 7,963,723
- Issue date Jun 21, 2011
- Tracto-Technik GmbH
- Dieter Wurm
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
OVERDRILLING APPARATUS
- Publication number 20070119283
- Publication date May 31, 2007
- Tracto-Technik GmbH
- DIETER WURM
- E21 - EARTH DRILLING MINING