Oystein Hagen

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Lyngdal, NO

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 7,125,195
- Issue date Oct 24, 2006
- Øystein Hagen
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20030118400
- Publication date Jun 26, 2003
- Oystein Hagen
- E21 - EARTH DRILLING MINING