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1775690
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Patent number 1,775,690
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Issue date Sep 16, 1930
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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1505259
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Patent number 1,505,259
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Issue date Aug 19, 1924
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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1336573
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Patent number 1,336,573
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Issue date Apr 13, 1920
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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1302393
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Patent number 1,302,393
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Issue date Apr 29, 1919
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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1199267
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Patent number 1,199,267
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Issue date Sep 26, 1916
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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1079972
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Patent number 1,079,972
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Issue date Dec 2, 1913
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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1021612
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Patent number 1,021,612
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Issue date Mar 26, 1912
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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997944
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Patent number 997,944
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Issue date Jul 18, 1911
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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974054
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Patent number 974,054
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Issue date Oct 25, 1910
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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944789
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Patent number 944,789
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Issue date Dec 28, 1909
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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790867
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Patent number 790,867
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Issue date May 23, 1905
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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749006
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Patent number 749,006
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Issue date Jan 5, 1904
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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749007
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Patent number 749,007
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Issue date Jan 5, 1904
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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693069
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Patent number 693,069
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Issue date Feb 11, 1902
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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677934
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Patent number 677,934
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Issue date Jul 9, 1901
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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657190
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Patent number 657,190
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Issue date Sep 4, 1900
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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655310
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Patent number 655,310
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Issue date Aug 7, 1900
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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638153
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Patent number 638,153
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Issue date Nov 28, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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635351
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Patent number 635,351
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Issue date Oct 24, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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633683
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Patent number 633,683
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Issue date Sep 26, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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633684
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Patent number 633,684
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Issue date Sep 26, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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632117
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Patent number 632,117
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Issue date Aug 29, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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631643
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Patent number 631,643
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Issue date Aug 22, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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631554
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Patent number 631,554
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Issue date Aug 22, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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629948
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Patent number 629,948
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Issue date Aug 1, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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626990
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Patent number 626,990
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Issue date Jun 13, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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620149
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Patent number 620,149
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Issue date Feb 28, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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618015
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Patent number 618,015
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Issue date Jan 17, 1899
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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612648
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Patent number 612,648
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Issue date Oct 18, 1898
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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606684
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Patent number 606,684
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Issue date Jul 5, 1898
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...