Bryan L. Collins

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Harrison, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Transition tool and method
- Patent number 9,567,830
- Issue date Feb 14, 2017
- Bryan L. Collins
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Transition tool and method
- Publication number 20130068471
- Publication date Mar 21, 2013
- Bryan L. Collins
- E21 - EARTH DRILLING MINING