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Underground storage tank
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Patent number 10,954,148
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Issue date Mar 23, 2021
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Pallette Stone Corporation
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Christopher D. Weed
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Waste treatment system
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Patent number 10,479,708
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Issue date Nov 19, 2019
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EPIC CLEANTEC INC.
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Igor Tartakovsky
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C05 - FERTILISERS MANUFACTURE THEREOF
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Shower drain box
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Patent number 10,415,228
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Issue date Sep 17, 2019
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Flow Control LLC.
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Michael H. Irving
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B60 - VEHICLES IN GENERAL
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Sewage treatment system
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Patent number 10,273,175
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Issue date Apr 30, 2019
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Waterloo Biofilter Systems Inc.
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Edwin Craig Jowett
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Underground septic tank
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Patent number 10,189,731
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Issue date Jan 29, 2019
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Pallette Stone Corporation
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Christopher D. Weed
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Waste treatment system
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Patent number 10,017,405
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Issue date Jul 10, 2018
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EPIC CLEANTEC INC.
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Igor Tartakovsky
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C05 - FERTILISERS MANUFACTURE THEREOF
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Waste treatment system
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Patent number 9,908,797
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Issue date Mar 6, 2018
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EPIC CLEANTEC INC.
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Igor Tartakovsky
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E03 - WATER SUPPLY SEWERAGE
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Agitator in a sewer system
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Patent number 7,615,149
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Issue date Nov 10, 2009
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David R. Hall
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Sewage treatment apparatus
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Patent number 6,093,316
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Issue date Jul 25, 2000
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Murphy Cormier
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Cassette device
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Patent number 5,846,410
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Issue date Dec 8, 1998
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Birger Elofsson
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Sewer fluid trap
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Patent number 4,432,384
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Issue date Feb 21, 1984
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Marcel Guiboro
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E03 - WATER SUPPLY SEWERAGE
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3275550
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Patent number 3,275,550
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Issue date Sep 27, 1966
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E03 - WATER SUPPLY SEWERAGE
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3272338
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Patent number 3,272,338
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Issue date Sep 13, 1966
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E03 - WATER SUPPLY SEWERAGE
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3240343
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Patent number 3,240,343
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Issue date Mar 15, 1966
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E03 - WATER SUPPLY SEWERAGE
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3195149
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Patent number 3,195,149
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Issue date Jul 20, 1965
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E03 - WATER SUPPLY SEWERAGE
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3190725
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Patent number 3,190,725
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Issue date Jun 22, 1965
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3136608
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Patent number 3,136,608
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Issue date Jun 9, 1964
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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3112497
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Patent number 3,112,497
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Issue date Dec 3, 1963
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E03 - WATER SUPPLY SEWERAGE