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Underwater trenching apparatus
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Patent number 9,506,218
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Issue date Nov 29, 2016
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IHC ENGINEERING BUSINESS LIMITED
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Jonathan Ralph Manchester
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Steerable underwater trenching apparatus
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Patent number 9,273,446
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Issue date Mar 1, 2016
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IHC ENGINEERING BUSINESS LIMITED
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Jonathan Ralph Manchester
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Gangway apparatus
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Patent number 8,127,388
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Issue date Mar 6, 2012
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IHC Engineering Business Limited
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Michael John Watchorn
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Installation of offshore structures
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Patent number 8,016,519
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Issue date Sep 13, 2011
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IHC Engineering Business Limited
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Martin Bingham
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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Mounting of offshore structures
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Patent number 7,877,933
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Issue date Feb 1, 2011
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IHC Engineering Business Limited
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Michael John Watchorn
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F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
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86448411 - HI-TRAQ
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Serial number 86448411
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Registration number 5005778
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Filing date Nov 7, 2014
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IHC Engineering Business Limited
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7 - Machines and machine tools