Hubert Weissensteiner

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Knittelfeld, AT

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for exploiting material
- Patent number 4,884,848
- Issue date Dec 5, 1989
- Voest-Alpine Aktiengesellschaft
- Herwig Wrulich
- E21 - EARTH DRILLING MINING
Information Patent Grant
Movable device for openpit mining
- Patent number 4,778,221
- Issue date Oct 18, 1988
- Voest-Alpine Aktiengesellschaft
- Horst Kolleth
- E21 - EARTH DRILLING MINING