Ralph Kruse

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Two-conductor bidirectional digital seismic telemetry interface
- Patent number 6,529,443
- Issue date Mar 4, 2003
- Input/Output, Inc.
- John C. Downey
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Two-conductor bidirectional digital seismic telemetry interface
- Publication number 20020126574
- Publication date Sep 12, 2002
- John C. Downey
- G01 - MEASURING TESTING