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Sliding plate valve
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Patent number 5,127,439
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Issue date Jul 7, 1992
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Chevron Research and Technology Company
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Gregory A. Stanchina
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3481366
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Patent number 3,481,366
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Issue date Dec 2, 1969
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E04 - BUILDING
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3361147
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Patent number 3,361,147
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Issue date Jan 2, 1968
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3353558
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Patent number 3,353,558
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Issue date Nov 21, 1967
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3249116
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Patent number 3,249,116
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Issue date May 3, 1966
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3237408
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Patent number 3,237,408
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Issue date Mar 1, 1966
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3210940
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Patent number 3,210,940
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Issue date Oct 12, 1965
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3199537
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Patent number 3,199,537
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Issue date Aug 10, 1965
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2774554
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Patent number 2,774,554
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Issue date Dec 18, 1956
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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2507467
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Patent number 2,507,467
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Issue date May 9, 1950
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E03 - WATER SUPPLY SEWERAGE
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2037761
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Patent number 2,037,761
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Issue date Apr 21, 1936
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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2030467
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Patent number 2,030,467
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Issue date Feb 11, 1936
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E04 - BUILDING
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1181152
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Patent number 1,181,152
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Issue date May 2, 1916
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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984365
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Patent number 984,365
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Issue date Feb 14, 1911
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E04 - BUILDING
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946634
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Patent number 946,634
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Issue date Jan 18, 1910
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E04 - BUILDING
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893645
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Patent number 893,645
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Issue date Jul 21, 1908
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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814214
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Patent number 814,214
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Issue date Mar 6, 1906
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E04 - BUILDING
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810515
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Patent number 810,515
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Issue date Jan 23, 1906
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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736513
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Patent number 736,513
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Issue date Aug 18, 1903
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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608765
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Patent number 608,765
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Issue date Aug 9, 1898
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E04 - BUILDING
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527400
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Patent number 527,400
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Issue date Oct 16, 1894
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E03 - WATER SUPPLY SEWERAGE
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516499
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Patent number 516,499
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Issue date Mar 13, 1894
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E04 - BUILDING