TREA

Tubes with cold main electrodes (including cold cathodes)

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Industry

  • CPC
  • H01J2893/0064
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J2893/00Discharge tubes and lamps

Current Industry

H01J2893/0064Tubes with cold main electrodes (including cold cathodes)
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3543077
    • Patent number 3,543,077
    • Issue date Nov 24, 1970
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3497827
    • Patent number 3,497,827
    • Issue date Feb 24, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3287593
    • Patent number 3,287,593
    • Issue date Nov 22, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3283195
    • Patent number 3,283,195
    • Issue date Nov 1, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3264511
    • Patent number 3,264,511
    • Issue date Aug 2, 1966
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3242632
    • Patent number 3,242,632
    • Issue date Mar 29, 1966
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    3215893
    • Patent number 3,215,893
    • Issue date Nov 2, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3164466
    • Patent number 3,164,466
    • Issue date Jan 5, 1965
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    2977508
    • Patent number 2,977,508
    • Issue date Mar 28, 1961
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2845568
    • Patent number 2,845,568
    • Issue date Jul 29, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2807660
    • Patent number 2,807,660
    • Issue date Sep 24, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2757307
    • Patent number 2,757,307
    • Issue date Jul 31, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2659834
    • Patent number 2,659,834
    • Issue date Nov 17, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2655605
    • Patent number 2,655,605
    • Issue date Oct 13, 1953
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2654043
    • Patent number 2,654,043
    • Issue date Sep 29, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1999653
    • Patent number 1,999,653
    • Issue date Apr 30, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1998121
    • Patent number 1,998,121
    • Issue date Apr 16, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1992267
    • Patent number 1,992,267
    • Issue date Feb 26, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1991479
    • Patent number 1,991,479
    • Issue date Feb 19, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1990180
    • Patent number 1,990,180
    • Issue date Feb 5, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1990146
    • Patent number 1,990,146
    • Issue date Feb 5, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1990192
    • Patent number 1,990,192
    • Issue date Feb 5, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1987845
    • Patent number 1,987,845
    • Issue date Jan 15, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1984429
    • Patent number 1,984,429
    • Issue date Dec 18, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1985058
    • Patent number 1,985,058
    • Issue date Dec 18, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1984469
    • Patent number 1,984,469
    • Issue date Dec 18, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1974762
    • Patent number 1,974,762
    • Issue date Sep 25, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1971890
    • Patent number 1,971,890
    • Issue date Aug 28, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1971916
    • Patent number 1,971,916
    • Issue date Aug 28, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1970223
    • Patent number 1,970,223
    • Issue date Aug 14, 1934
    • H01 - BASIC ELECTRIC ELEMENTS