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2638223
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Patent number 2,638,223
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Issue date May 12, 1953
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2582387
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Patent number 2,582,387
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Issue date Jan 15, 1952
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G01 - MEASURING TESTING
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2546434
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Patent number 2,546,434
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Issue date Mar 27, 1951
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2062095
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Patent number 2,062,095
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Issue date Nov 24, 1936
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G05 - CONTROLLING REGULATING
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1721483
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Patent number 1,721,483
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Issue date Jul 16, 1929
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1631407
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Patent number 1,631,407
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Issue date Jun 7, 1927
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1603656
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Patent number 1,603,656
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Issue date Oct 19, 1926
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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1572784
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Patent number 1,572,784
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Issue date Feb 9, 1926
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1565135
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Patent number 1,565,135
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Issue date Dec 8, 1925
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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1556689
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Patent number 1,556,689
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Issue date Oct 13, 1925
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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1529162
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Patent number 1,529,162
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Issue date Mar 10, 1925
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E21 - EARTH DRILLING MINING
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1492364
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Patent number 1,492,364
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Issue date Apr 29, 1924
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1478132
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Patent number 1,478,132
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Issue date Dec 18, 1923
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F22 - STEAM GENERATION
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1460411
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Patent number 1,460,411
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Issue date Jul 3, 1923
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1389065
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Patent number 1,389,065
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Issue date Aug 30, 1921
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1366403
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Patent number 1,366,403
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Issue date Jan 25, 1921
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1352617
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Patent number 1,352,617
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Issue date Sep 14, 1920
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1307288
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Patent number 1,307,288
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Issue date Jun 17, 1919
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1274486
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Patent number 1,274,486
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Issue date Aug 6, 1918
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1215854
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Patent number 1,215,854
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Issue date Feb 13, 1917
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1208820
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Patent number 1,208,820
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Issue date Dec 19, 1916
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1167717
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Patent number 1,167,717
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Issue date Jan 11, 1916
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1164537
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Patent number 1,164,537
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Issue date Dec 14, 1915
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1148459
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Patent number 1,148,459
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Issue date Jul 27, 1915
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1121339
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Patent number 1,121,339
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Issue date Dec 15, 1914
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1119286
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Patent number 1,119,286
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Issue date Dec 1, 1914
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1059060
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Patent number 1,059,060
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Issue date Apr 15, 1913
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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1047437
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Patent number 1,047,437
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Issue date Dec 17, 1912
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...