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Sample collection apparatus
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Patent number 10,288,533
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Issue date May 14, 2019
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KOREA INSTITUTE OF OCEAN SCIENCE TECHNOLOGY
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Seok Jang
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Remote underwater excavator and sampler
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Patent number 4,932,144
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Issue date Jun 12, 1990
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Consortium Resource Management Limited
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Nicholas V. Sills
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Water jet sediment probe
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Patent number 4,433,737
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Issue date Feb 28, 1984
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The United States of America as represented by the Secretary of the Navy
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Richard J. Malloy
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E21 - EARTH DRILLING MINING
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Underwater sampler
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Patent number 4,019,380
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Issue date Apr 26, 1977
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Benthos, Inc.
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Samuel O. Raymond
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E21 - EARTH DRILLING MINING
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Free-fall grab
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Patent number 3,996,678
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Issue date Dec 14, 1976
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Preussag Aktiengesellschaft
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Hans M. Amann
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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3885440
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Patent number 3,885,440
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Issue date May 27, 1975
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E21 - EARTH DRILLING MINING
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3750547
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Patent number 3,750,547
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Issue date Aug 7, 1973
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E21 - EARTH DRILLING MINING
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3572129
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Patent number 3,572,129
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Issue date Mar 23, 1971
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E21 - EARTH DRILLING MINING
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3533478
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Patent number 3,533,478
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Issue date Oct 13, 1970
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E21 - EARTH DRILLING MINING