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John H. Jackson
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Idaho Falls, ID, US
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last 30 patents
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Patent Grant
Methods and apparatus for controlling cutting ribbons during a dril...
Patent number
8,469,120
Issue date
Jun 25, 2013
Exxonmobil Upstream Research Company
Pavlin B. Entchev
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Methods and Apparatus For Controlling Cutting Ribbons During A Dril...
Publication number
20100126771
Publication date
May 27, 2010
Pavlin B. Entchev
E21 - EARTH DRILLING MINING