TREA

Cooling, heating, circulating, filtering, or controlling level of the liquid

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Industry

  • CPC
  • H01J13/14
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J13/00Discharge tubes with liquid-pool cathodes

Current Industry

H01J13/14Cooling, heating, circulating, filtering, or controlling level of the liquid
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3579011
    • Patent number 3,579,011
    • Issue date May 18, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3059136
    • Patent number 3,059,136
    • Issue date Oct 16, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2886732
    • Patent number 2,886,732
    • Issue date May 12, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2766396
    • Patent number 2,766,396
    • Issue date Oct 9, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2488772
    • Patent number 2,488,772
    • Issue date Nov 22, 1949
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2455993
    • Patent number 2,455,993
    • Issue date Dec 14, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2444204
    • Patent number 2,444,204
    • Issue date Jun 29, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2431153
    • Patent number 2,431,153
    • Issue date Nov 18, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2428587
    • Patent number 2,428,587
    • Issue date Oct 7, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2424334
    • Patent number 2,424,334
    • Issue date Jul 22, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2418305
    • Patent number 2,418,305
    • Issue date Apr 1, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2414565
    • Patent number 2,414,565
    • Issue date Jan 21, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2189619
    • Patent number 2,189,619
    • Issue date Feb 6, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2152996
    • Patent number 2,152,996
    • Issue date Apr 4, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2016885
    • Patent number 2,016,885
    • Issue date Oct 8, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2016808
    • Patent number 2,016,808
    • Issue date Oct 8, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1858907
    • Patent number 1,858,907
    • Issue date May 17, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1847646
    • Patent number 1,847,646
    • Issue date Mar 1, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1847638
    • Patent number 1,847,638
    • Issue date Mar 1, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1781286
    • Patent number 1,781,286
    • Issue date Nov 11, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1777861
    • Patent number 1,777,861
    • Issue date Oct 7, 1930
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    1746484
    • Patent number 1,746,484
    • Issue date Feb 11, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1729450
    • Patent number 1,729,450
    • Issue date Sep 24, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1661589
    • Patent number 1,661,589
    • Issue date Mar 6, 1928
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1656898
    • Patent number 1,656,898
    • Issue date Jan 24, 1928
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1565530
    • Patent number 1,565,530
    • Issue date Dec 15, 1925
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1553663
    • Patent number 1,553,663
    • Issue date Sep 15, 1925
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1147026
    • Patent number 1,147,026
    • Issue date Jul 20, 1915
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1110645
    • Patent number 1,110,645
    • Issue date Sep 15, 1914
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1095175
    • Patent number 1,095,175
    • Issue date Apr 28, 1914
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents