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3459214
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Patent number 3,459,214
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Issue date Aug 5, 1969
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2759766
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Patent number 2,759,766
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Issue date Aug 21, 1956
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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1547248
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Patent number 1,547,248
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Issue date Jul 28, 1925
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E03 - WATER SUPPLY SEWERAGE
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1483410
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Patent number 1,483,410
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Issue date Feb 12, 1924
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E03 - WATER SUPPLY SEWERAGE
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1388785
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Patent number 1,388,785
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Issue date Aug 23, 1921
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A62 - LIFE-SAVING FIRE-FIGHTING
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1287508
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Patent number 1,287,508
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Issue date Dec 10, 1918
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E03 - WATER SUPPLY SEWERAGE
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938064
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Patent number 938,064
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Issue date Oct 26, 1909
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E03 - WATER SUPPLY SEWERAGE
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935373
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Patent number 935,373
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Issue date Sep 28, 1909
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E03 - WATER SUPPLY SEWERAGE
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897755
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Patent number 897,755
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Issue date Sep 1, 1908
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E03 - WATER SUPPLY SEWERAGE
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790423
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Patent number 790,423
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Issue date May 23, 1905
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E03 - WATER SUPPLY SEWERAGE
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773439
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Patent number 773,439
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Issue date Oct 25, 1904
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E03 - WATER SUPPLY SEWERAGE
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733483
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Patent number 733,483
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Issue date Jul 14, 1903
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E03 - WATER SUPPLY SEWERAGE
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618224
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Patent number 618,224
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Issue date Jan 24, 1899
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E03 - WATER SUPPLY SEWERAGE
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617086
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Patent number 617,086
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Issue date Jan 3, 1899
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E03 - WATER SUPPLY SEWERAGE
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598703
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Patent number 598,703
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Issue date Feb 8, 1898
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E03 - WATER SUPPLY SEWERAGE
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498818
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Patent number 498,818
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Issue date Jun 6, 1893
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B61 - RAILWAYS
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488015
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Patent number 488,015
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Issue date Dec 13, 1892
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E03 - WATER SUPPLY SEWERAGE
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444329
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Patent number 444,329
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Issue date Jan 6, 1891
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B61 - RAILWAYS
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180830
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Patent number 180,830
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Issue date Aug 8, 1876
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E03 - WATER SUPPLY SEWERAGE
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173768
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Patent number 173,768
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Issue date Feb 22, 1876
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E03 - WATER SUPPLY SEWERAGE
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169476
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Patent number 169,476
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Issue date Nov 2, 1875
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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166904
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Patent number 166,904
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Issue date Aug 17, 1875
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E03 - WATER SUPPLY SEWERAGE
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164856
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Patent number 164,856
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Issue date Jun 22, 1875
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E03 - WATER SUPPLY SEWERAGE
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163301
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Patent number 163,301
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Issue date May 18, 1875
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E03 - WATER SUPPLY SEWERAGE
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157814
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Patent number 157,814
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Issue date Dec 15, 1874
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E03 - WATER SUPPLY SEWERAGE
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139890
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Patent number 139,890
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Issue date Jun 17, 1873
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E03 - WATER SUPPLY SEWERAGE
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133230
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Patent number 133,230
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E03 - WATER SUPPLY SEWERAGE
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115495
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Patent number 115,495
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E03 - WATER SUPPLY SEWERAGE
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90540
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Patent number 90,540
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E03 - WATER SUPPLY SEWERAGE
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60230
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Patent number 60,230
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Issue date Dec 4, 1866
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E03 - WATER SUPPLY SEWERAGE