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Pipe handling boom pretensioning apparatus
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Patent number 8,696,288
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Issue date Apr 15, 2014
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T & T Engineering Services, Inc.
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Keith J. Orgeron
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pipe handling boom pretensioning apparatus
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Patent number 8,192,129
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Issue date Jun 5, 2012
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T & T Engineering Services, Inc.
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Keith J. Orgeron
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pipe handling boom pretensioning apparatus
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Patent number 7,726,929
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Issue date Jun 1, 2010
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T&T Engineering Services
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Keith J. Orgeron
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Feed mechanisms
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Patent number 4,354,790
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Issue date Oct 19, 1982
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Utilux Pty. Limited
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Walter Karl
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H01 - BASIC ELECTRIC ELEMENTS
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3907137
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Patent number 3,907,137
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Issue date Sep 23, 1975
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B66 - HOISTING LIFTING HAULING
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2682349
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Patent number 2,682,349
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Issue date Jun 29, 1954
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B66 - HOISTING LIFTING HAULING
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2665447
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Patent number 2,665,447
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Issue date Jan 12, 1954
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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2606680
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Patent number 2,606,680
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Issue date Aug 12, 1952
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B66 - HOISTING LIFTING HAULING
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2574857
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Patent number 2,574,857
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Issue date Nov 13, 1951
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E21 - EARTH DRILLING MINING
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2559318
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Patent number 2,559,318
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Issue date Jul 3, 1951
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2554433
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Patent number 2,554,433
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Issue date May 22, 1951
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2536151
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Patent number 2,536,151
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Issue date Jan 2, 1951
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B66 - HOISTING LIFTING HAULING
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2500459
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Patent number 2,500,459
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Issue date Mar 14, 1950
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B66 - HOISTING LIFTING HAULING
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2398860
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Patent number 2,398,860
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Issue date Apr 23, 1946
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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2331416
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Patent number 2,331,416
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Issue date Oct 12, 1943
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B22 - CASTING POWDER METALLURGY
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2282608
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Patent number 2,282,608
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Issue date May 12, 1942
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B66 - HOISTING LIFTING HAULING
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2187439
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Patent number 2,187,439
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Issue date Jan 16, 1940
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B66 - HOISTING LIFTING HAULING
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2166479
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Patent number 2,166,479
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Issue date Jul 18, 1939
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B66 - HOISTING LIFTING HAULING
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1979612
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Patent number 1,979,612
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Issue date Nov 6, 1934
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B66 - HOISTING LIFTING HAULING