Charles M. Thompson

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Coppell, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Nozzle assembly for rotary drill bit and method of installation
- Patent number 4,776,412
- Issue date Oct 11, 1988
- Reed Tool Company
- Charles M. Thompson
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Means to secure cutting elements on drag type drill bits
- Patent number 4,646,857
- Issue date Mar 3, 1987
- Reed Tool Company
- Charles M. Thompson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting means for drag drill bits
- Patent number 4,606,418
- Issue date Aug 19, 1986
- Reed Tool Company
- Charles M. Thompson
- E21 - EARTH DRILLING MINING