by combustion followed by absorption or adsorption of the combustion products

Patents Grantslast 30 patents

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    Combustible gas detector and method for its operation

    • Patent number 6,742,382
    • Issue date Jun 1, 2004
    • Industrial Scientific Corporation
    • P. Richard Warburton
    • G01 - MEASURING TESTING
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    3241922

    • Patent number 3,241,922
    • Issue date Mar 22, 1966
    • G01 - MEASURING TESTING
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    2866691

    • Patent number 2,866,691
    • Issue date Dec 30, 1958
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    2633411

    • Patent number 2,633,411
    • Issue date Mar 31, 1953
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    2596034

    • Patent number 2,596,034
    • Issue date May 6, 1952
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    2591808

    • Patent number 2,591,808
    • Issue date Apr 8, 1952
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    2521041

    • Patent number 2,521,041
    • Issue date Sep 5, 1950
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    2449067

    • Patent number 2,449,067
    • Issue date Sep 14, 1948
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    2143041

    • Patent number 2,143,041
    • Issue date Jan 10, 1939
    • G01 - MEASURING TESTING
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    2106777

    • Patent number 2,106,777
    • Issue date Feb 1, 1938
    • G01 - MEASURING TESTING
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    1673898

    • Patent number 1,673,898
    • Issue date Jun 19, 1928
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    1661627

    • Patent number 1,661,627
    • Issue date Mar 6, 1928
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    1634331

    • Patent number 1,634,331
    • Issue date Jul 5, 1927
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    1538592

    • Patent number 1,538,592
    • Issue date May 19, 1925
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    1474097

    • Patent number 1,474,097
    • Issue date Nov 13, 1923
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    1459127

    • Patent number 1,459,127
    • Issue date Jun 19, 1923
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    1385150

    • Patent number 1,385,150
    • Issue date Jul 19, 1921
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    1340838

    • Patent number 1,340,838
    • Issue date May 18, 1920
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents