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Platform motion measuring system
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Patent number 4,750,365
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Issue date Jun 14, 1988
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Shell Oil Company
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Joe H. Haws
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Pipeline insulation system
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Patent number 4,657,050
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Issue date Apr 14, 1987
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Shell Oil Company
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Maurice M. Patterson
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Gas flow monitor
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Patent number 4,183,243
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Issue date Jan 15, 1980
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Shell Oil Company
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Maurice M. Patterson
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G01 - MEASURING TESTING
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