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Construction system for subway station
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Patent number 9,822,506
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Issue date Nov 21, 2017
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Guangzhou Jishi Construction Group Co., Ltd.
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Changyin Ding
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Gas containment system
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Patent number 9,731,897
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Issue date Aug 15, 2017
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Red Leaf Resources, Inc.
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James W. Patten
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Tunneled gas storage
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Patent number 9,359,137
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Issue date Jun 7, 2016
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TECTONA LTD.
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Yossef Ram
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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