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Thomas Hoelken
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Bergkamen, DE
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last 30 patents
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Patent Grant
Shearer-loader drive subassembly and guide shoe for it
Patent number
7,731,298
Issue date
Jun 8, 2010
DBT GmbH
Gerhard Merten
E21 - EARTH DRILLING MINING
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Patent Grant
Apparatus for automatically adjusting the cutting horizon of a mini...
Patent number
5,553,925
Issue date
Sep 10, 1996
Westfalia Becorit Industrietechnik GmbH
Gerhard Merten
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
SHEARER-LOADER DRIVE SUBASSEMBLY AND GUIDE SHOE FOR IT
Publication number
20080011585
Publication date
Jan 17, 2008
Gerhard Merten
E21 - EARTH DRILLING MINING