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Water purification system
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Publication number 20110011809
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Publication date Jan 20, 2011
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Mark D. Shaw
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Magnetic bumper guard
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Publication number 20090250954
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Publication date Oct 8, 2009
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Mark D. Shaw
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Spill boom
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Publication number 20080304911
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Publication date Dec 11, 2008
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Mark D. Shaw
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Curb inlet filter
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Publication number 20080156713
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Publication date Jul 3, 2008
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Mark D. Shaw
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Drain sealing device
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Publication number 20080145150
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Publication date Jun 19, 2008
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Mark D. Shaw
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E03 - WATER SUPPLY SEWERAGE
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Water purification system
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Publication number 20070131627
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Publication date Jun 14, 2007
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Mark D. Shaw
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Mosquito control method
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Publication number 20070014824
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Publication date Jan 18, 2007
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Mark D. Shaw
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Nestable traffic barrier
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Publication number 20060245826
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Publication date Nov 2, 2006
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Mark D. Shaw
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Dewatering bag
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Publication number 20060032809
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Publication date Feb 16, 2006
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Mark D. Shaw
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Curb guard filter
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Publication number 20030173277
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Publication date Sep 18, 2003
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Mark D. Shaw
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E03 - WATER SUPPLY SEWERAGE
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DRAIN SEALING DEVICE
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Publication number 20030053862
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Publication date Mar 20, 2003
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Mark D. Shaw
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E03 - WATER SUPPLY SEWERAGE