Rudolf Carl Otto Pessier

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The Woodlands, TX, US

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Patents Applicationslast 30 patents

Information Patent Application
Shirttails for reducing damaging effects of cuttings
- Publication number 20060021800
- Publication date Feb 2, 2006
- Christopher C. Beuershausen
- E21 - EARTH DRILLING MINING
Information Patent Application
Secondary cutting structure
- Publication number 20030051922
- Publication date Mar 20, 2003
- Brian Andrew Baker
- E21 - EARTH DRILLING MINING