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Hydraulic accumulator system
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Patent number 12,031,406
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Issue date Jul 9, 2024
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Patriot Research Center, LLC
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Brandon Cain
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E21 - EARTH DRILLING MINING
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Frack valve greasing system
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Patent number 12,000,240
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Issue date Jun 4, 2024
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Patriot Research Center, LLC
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Brandon Cain
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E21 - EARTH DRILLING MINING
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Grease pressure relief system
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Patent number 11,828,413
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Issue date Nov 28, 2023
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Patriot Research Center, LLC
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Craig Cotton
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...