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DRILL BIT
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Publication number 20210071479
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Publication date Mar 11, 2021
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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Carl Aron Deen
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E21 - EARTH DRILLING MINING
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SHAPED CUTTERS
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Publication number 20200224501
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Publication date Jul 16, 2020
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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William Henry Dubose
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E21 - EARTH DRILLING MINING
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SHAPED CUTTERS
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Publication number 20200224500
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Publication date Jul 16, 2020
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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William Henry Dubose
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E21 - EARTH DRILLING MINING
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-
-
-
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DRILL BIT
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Publication number 20190162029
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Publication date May 30, 2019
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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Christopher M. Casad
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E21 - EARTH DRILLING MINING
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UNIVERSAL JOINT
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Publication number 20170023068
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Publication date Jan 26, 2017
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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Jason Maw
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E21 - EARTH DRILLING MINING
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UNIVERSAL JOINT
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Publication number 20170002871
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Publication date Jan 5, 2017
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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Justin S. McMillan
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E21 - EARTH DRILLING MINING
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DRILL BIT
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Publication number 20150368979
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Publication date Dec 24, 2015
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ULTERRA DRILLING TECHNOLOGIES, L.P.
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Christopher M. Casad
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E21 - EARTH DRILLING MINING