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Manfred Messing
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Bruchsal, DE
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last 30 patents
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Patent Grant
Apparatus for detecting the state of rotation of cutting rollers of...
Patent number
7,014,271
Issue date
Mar 21, 2006
Herrenknecht AG
Werner Burger
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Apparatus for detecting the state of rotation of cutting rollers of...
Publication number
20050023882
Publication date
Feb 3, 2005
Werner Burger
E21 - EARTH DRILLING MINING