Russell C. Crawford III

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Round Rock, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Well-drilling apparatus and method of use
- Patent number 10,428,581
- Issue date Oct 1, 2019
- Russell C. Crawford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well drilling apparatus and method of use
- Patent number 9,915,113
- Issue date Mar 13, 2018
- Russell C. Crawford
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WELL-DRILLING APPARATUS AND METHOD OF USE
- Publication number 20180266180
- Publication date Sep 20, 2018
- Russell C. Crawford
- E21 - EARTH DRILLING MINING
Information Patent Application
WELL DRILLING APPARATUS AND METHOD OF USE
- Publication number 20170114600
- Publication date Apr 27, 2017
- Russell C. Crawford
- E21 - EARTH DRILLING MINING