WIRTH MASCHINEN- UND BOHRGERATEFABRIK GMBH

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ERKELENZ, DE

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Patents Grantslast 30 patents

Information Patent Grant
Hoisting gear
- Patent number 6,793,203
- Issue date Sep 21, 2004
- Wirth Maschinen-und Bohrgeratefabrik GmbH
- Peter Heinrichs
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Method and device for driving bore-holes, in the sea bed using a co...
- Patent number 6,422,324
- Issue date Jul 23, 2002
- Wirth Maschinen-und Bohrgeratefabrik GmbH
- Fritz Tibussek
- E21 - EARTH DRILLING MINING

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