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Martin Eickhoff
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Dortmund, DE
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last 30 patents
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Patent Grant
Method for determining the active power of asynchronous electric mo...
Patent number
6,008,605
Issue date
Dec 28, 1999
DBT Deutsche Bergbau-Technik GmbH
Wilfried Weigel
G01 - MEASURING TESTING
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Patent Grant
Driving system for driving flexible elongate members, such as chain...
Patent number
5,513,902
Issue date
May 7, 1996
Westfalia Becorit Industrietechnik GmbH
Bernd-Christian Pago
E21 - EARTH DRILLING MINING