DAVID B. SMITH

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STONEHAVEN, GB

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Patents Grantslast 30 patents

Information Patent Grant
Transmission of data in boreholes
- Patent number 6,912,177
- Issue date Jun 28, 2005
- Metrol Technology Limited
- David Balfour Smith
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION OF DATA IN BOREHOLES
- Publication number 20030072218
- Publication date Apr 17, 2003
- DAVID B. SMITH
- E21 - EARTH DRILLING MINING