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Helicopter transportable mud pump
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Patent number 4,497,614
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Issue date Feb 5, 1985
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Oime, Inc.
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Shelby T. Frink
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Helicopter transportable mud pump
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Patent number 4,468,174
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Issue date Aug 28, 1984
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Oime, Inc.
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Dale H. Pryor
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Hydrodynamic brake
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Patent number 4,454,935
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Issue date Jun 19, 1984
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Oime, Inc.
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Dale H. Pryor
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...