Lee Widener

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Perry, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for maintaining control of a drilling machine
- Patent number 7,413,031
- Issue date Aug 19, 2008
- The Charles Machine Works, Inc.
- Geoff D. Koch
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Remote control for a drilling machine
- Patent number 7,392,858
- Issue date Jul 1, 2008
- The Charles Machine Works, Inc.
- Geoff D. Koch
- E21 - EARTH DRILLING MINING
Information Patent Grant
Remote control for a drilling machine
- Patent number 6,871,712
- Issue date Mar 29, 2005
- The Charles Machine Works, Inc.
- Geoff D. Koch
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Remote control for a drilling machine
- Publication number 20050247483
- Publication date Nov 10, 2005
- Geoff D. Koch
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and method for maintaining control of a drilling machine
- Publication number 20030205409
- Publication date Nov 6, 2003
- Geoff D Koch
- B60 - VEHICLES IN GENERAL
Information Patent Application
Remote control for a drilling machine
- Publication number 20030205410
- Publication date Nov 6, 2003
- Geoff D. Koch
- E21 - EARTH DRILLING MINING