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3022549
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2647083
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Patent number 2,647,083
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Issue date Jul 28, 1953
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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2252687
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Patent number 2,252,687
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Issue date Aug 19, 1941
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
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2155510
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Patent number 2,155,510
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Issue date Apr 25, 1939
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F24 - HEATING RANGES VENTILATING
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2153117
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Patent number 2,153,117
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Issue date Apr 4, 1939
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F22 - STEAM GENERATION
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2136835
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Patent number 2,136,835
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Issue date Nov 15, 1938
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B60 - VEHICLES IN GENERAL
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1755317
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Patent number 1,755,317
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Issue date Apr 22, 1930
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F22 - STEAM GENERATION
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1636626
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Patent number 1,636,626
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Issue date Jul 19, 1927
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1605467
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Patent number 1,605,467
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Issue date Nov 2, 1926
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F22 - STEAM GENERATION
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1601478
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Patent number 1,601,478
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Issue date Sep 28, 1926
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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1576608
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Patent number 1,576,608
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Issue date Mar 16, 1926
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F24 - HEATING RANGES VENTILATING
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1477472
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Patent number 1,477,472
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Issue date Dec 11, 1923
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F22 - STEAM GENERATION
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1440197
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Patent number 1,440,197
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Issue date Dec 26, 1922
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E21 - EARTH DRILLING MINING
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1353332
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Patent number 1,353,332
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Issue date Sep 21, 1920
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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1122779
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Patent number 1,122,779
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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1121339
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Patent number 1,121,339
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982967
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Patent number 982,967
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Issue date Jan 31, 1911
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E21 - EARTH DRILLING MINING
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971831
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Patent number 971,831
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Issue date Oct 4, 1910
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E21 - EARTH DRILLING MINING
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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484889
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Patent number 484,889
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394827
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Patent number 394,827
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Issue date Dec 18, 1888
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E21 - EARTH DRILLING MINING
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190719
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Patent number 190,719
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E21 - EARTH DRILLING MINING