Carl W. Smith

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Charlottesville, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Horizontal remote mining system, and method
- Patent number 5,879,057
- Issue date Mar 9, 1999
- Amvest Corporation
- Jeffrey J. Schwoebel
- E21 - EARTH DRILLING MINING
Information Patent Grant
Remote mining haulage system with self-advancing mobile tailpiece a...
- Patent number 5,246,274
- Issue date Sep 21, 1993
- Amvest Corporation
- Carl W. Smith
- E21 - EARTH DRILLING MINING