Spark gaps specially adapted as rectifiers

Patents Grantslast 30 patents

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    3909624

    • Patent number 3,909,624
    • Issue date Sep 30, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
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    3867663

    • Patent number 3,867,663
    • Issue date Feb 18, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
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    3581148

    • Patent number 3,581,148
    • Issue date May 25, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
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    2508954

    • Patent number 2,508,954
    • Issue date May 23, 1950
    • G01 - MEASURING TESTING
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    2448576

    • Patent number 2,448,576
    • Issue date Sep 7, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
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    2262505

    • Patent number 2,262,505
    • Issue date Nov 11, 1941
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    2228846

    • Patent number 2,228,846
    • Issue date Jan 14, 1941
    • H01 - BASIC ELECTRIC ELEMENTS
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    2177500

    • Patent number 2,177,500
    • Issue date Oct 24, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
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    2151567

    • Patent number 2,151,567
    • Issue date Mar 21, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
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    2128884

    • Patent number 2,128,884
    • Issue date Aug 30, 1938
    • H01 - BASIC ELECTRIC ELEMENTS
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    2074930

    • Patent number 2,074,930
    • Issue date Mar 23, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
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    2031435

    • Patent number 2,031,435
    • Issue date Feb 18, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
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    1733679

    • Patent number 1,733,679
    • Issue date Oct 29, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
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    1668615

    • Patent number 1,668,615
    • Issue date May 8, 1928
    • H01 - BASIC ELECTRIC ELEMENTS
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    1607075

    • Patent number 1,607,075
    • Issue date Nov 16, 1926
    • H01 - BASIC ELECTRIC ELEMENTS
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    1333731

    • Patent number 1,333,731
    • Issue date Mar 16, 1920
    • F42 - AMMUNITION BLASTING