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Patents Grantslast 30 patents

Information Patent Grant
Drilling tool and method for earth drilling
- Patent number 9,580,964
- Issue date Feb 28, 2017
- Bauer Spezialtiefbau GmbH
- Manfred Schweiger
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DRILLING TOOL AND METHOD FOR EARTH DRILLING
- Publication number 20140238749
- Publication date Aug 28, 2014
- BAUER SPEZIALTIEFBAU GMBH
- Manfred SCHWEIGER
- E21 - EARTH DRILLING MINING