Tracy H. Hall JR.

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Provo, UT, US

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Patents Applicationslast 30 patents

Information Patent Application
Data Transmission System for a Downhole Component
- Publication number 20050145406
- Publication date Jul 7, 2005
- David R. Hall
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus in a Drill String
- Publication number 20050082092
- Publication date Apr 21, 2005
- David R. Hall
- E21 - EARTH DRILLING MINING