Gerald Essl

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Patents Grantslast 30 patents

Information Patent Grant
Method for boring and placing bolts for imbedding adhesively and de...
- Patent number 6,942,301
- Issue date Sep 13, 2005
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Erich Brandl
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method for boring and placing bolts for imbedding adhesively and de...
- Publication number 20040021363
- Publication date Feb 5, 2004
- Erich Brandl
- E21 - EARTH DRILLING MINING