Gunnar Jonsson

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Taby, SE

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Patents Grantslast 30 patents

Information Patent Grant
Drill rod holder
- Patent number 6,860,343
- Issue date Mar 1, 2005
- Atlas Copco Craelius AB
- Gunnar Jonsson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shaft bearing in a rock and ground-drilling machine
- Patent number 5,795,079
- Issue date Aug 18, 1998
- Atlas Copco Craelius AB
- Gunnar Jonsson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for boring holes in the ground
- Patent number 5,020,608
- Issue date Jun 4, 1991
- Diamant Boart Craelius AB
- Anders Oden
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Drill rod holder
- Publication number 20030116360
- Publication date Jun 26, 2003
- ATLAS COPCO CRAELIUS AB
- Gunnar Jonsson
- E21 - EARTH DRILLING MINING