ALPINE WESTFALIA BERG-UND TUNNELTECHNIK GMBH

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Patents Grantslast 30 patents

Information Patent Grant
Tunnel drilling machine or tube-driving machine
- Patent number 5,575,537
- Issue date Nov 19, 1996
- Alpine Westfalia Berg- und Tunneltechnik GmbH & Co.
- Peter Kogler
- E21 - EARTH DRILLING MINING