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-
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2482359
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Patent number 2,482,359
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Issue date Sep 20, 1949
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E03 - WATER SUPPLY SEWERAGE
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2468360
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Patent number 2,468,360
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Issue date Apr 26, 1949
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E03 - WATER SUPPLY SEWERAGE
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2456885
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Patent number 2,456,885
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Issue date Dec 21, 1948
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E03 - WATER SUPPLY SEWERAGE
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1974359
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Patent number 1,974,359
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Issue date Sep 18, 1934
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E03 - WATER SUPPLY SEWERAGE
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1679190
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Patent number 1,679,190
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Issue date Jul 31, 1928
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E03 - WATER SUPPLY SEWERAGE
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1553272
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Patent number 1,553,272
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Issue date Sep 8, 1925
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E03 - WATER SUPPLY SEWERAGE
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1323324
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Patent number 1,323,324
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Issue date Dec 2, 1919
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B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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1169748
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Patent number 1,169,748
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Issue date Jan 25, 1916
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E03 - WATER SUPPLY SEWERAGE
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1153247
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Patent number 1,153,247
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Issue date Sep 14, 1915
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E03 - WATER SUPPLY SEWERAGE
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1050527
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Patent number 1,050,527
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Issue date Jan 14, 1913
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E03 - WATER SUPPLY SEWERAGE
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978485
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Patent number 978,485
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Issue date Dec 13, 1910
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E03 - WATER SUPPLY SEWERAGE
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914066
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Patent number 914,066
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Issue date Mar 2, 1909
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E03 - WATER SUPPLY SEWERAGE
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886405
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Patent number 886,405
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Issue date May 5, 1908
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E03 - WATER SUPPLY SEWERAGE
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874930
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Patent number 874,930
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Issue date Dec 31, 1907
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E03 - WATER SUPPLY SEWERAGE
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873792
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Patent number 873,792
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Issue date Dec 17, 1907
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E03 - WATER SUPPLY SEWERAGE
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869625
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Patent number 869,625
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Issue date Oct 29, 1907
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E03 - WATER SUPPLY SEWERAGE
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841118
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Patent number 841,118
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Issue date Jan 15, 1907
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E03 - WATER SUPPLY SEWERAGE
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827324
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Patent number 827,324
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Issue date Jul 31, 1906
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E03 - WATER SUPPLY SEWERAGE
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770129
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Patent number 770,129
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Issue date Sep 13, 1904
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E03 - WATER SUPPLY SEWERAGE
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743094
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Patent number 743,094
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Issue date Nov 3, 1903
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E03 - WATER SUPPLY SEWERAGE
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724847
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Patent number 724,847
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Issue date Apr 7, 1903
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E03 - WATER SUPPLY SEWERAGE
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666118
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Patent number 666,118
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Issue date Jan 15, 1901
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B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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625899
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Patent number 625,899
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Issue date May 30, 1899
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E03 - WATER SUPPLY SEWERAGE
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526991
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Patent number 526,991
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Issue date Oct 2, 1894
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E03 - WATER SUPPLY SEWERAGE
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471105
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Patent number 471,105
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Issue date Mar 22, 1892
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E03 - WATER SUPPLY SEWERAGE
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253852
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Patent number 253,852
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Issue date Feb 21, 1882
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E03 - WATER SUPPLY SEWERAGE
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246719
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Patent number 246,719
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Issue date Sep 6, 1881
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E03 - WATER SUPPLY SEWERAGE