TREA

Specified gas introduced into the tube at low pressure

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  • CPC
  • H01J19/68
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Parent Industries

HELECTRICITY H01Electric elements H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS H01J19/00Details of vacuum tubes of the types covered by group H01J21/00

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H01J19/68Specified gas introduced into the tube at low pressure
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas injected vacuum switch
    • Patent number 4,019,079
    • Issue date Apr 19, 1977
    • The United States of America as represented by the United States Energy Resea...
    • K. Dan Hardin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3482120
    • Patent number 3,482,120
    • Issue date Dec 2, 1969
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    3239745
    • Patent number 3,239,745
    • Issue date Mar 8, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3223857
    • Patent number 3,223,857
    • Issue date Dec 14, 1965
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    3196295
    • Patent number 3,196,295
    • Issue date Jul 20, 1965
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3138725
    • Patent number 3,138,725
    • Issue date Jun 23, 1964
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    2942098
    • Patent number 2,942,098
    • Issue date Jun 21, 1960
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    2880483
    • Patent number 2,880,483
    • Issue date Apr 7, 1959
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    2752503
    • Patent number 2,752,503
    • Issue date Jun 26, 1956
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2259451
    • Patent number 2,259,451
    • Issue date Oct 21, 1941
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2185832
    • Patent number 2,185,832
    • Issue date Jan 2, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2082638
    • Patent number 2,082,638
    • Issue date Jun 1, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2054030
    • Patent number 2,054,030
    • Issue date Sep 8, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2051179
    • Patent number 2,051,179
    • Issue date Aug 18, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2018174
    • Patent number 2,018,174
    • Issue date Oct 22, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2008022
    • Patent number 2,008,022
    • Issue date Jul 16, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1966830
    • Patent number 1,966,830
    • Issue date Jul 17, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1961814
    • Patent number 1,961,814
    • Issue date Jun 5, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1902482
    • Patent number 1,902,482
    • Issue date Mar 21, 1933
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1892244
    • Patent number 1,892,244
    • Issue date Dec 27, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1816682
    • Patent number 1,816,682
    • Issue date Jul 28, 1931
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1795730
    • Patent number 1,795,730
    • Issue date Mar 10, 1931
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1790152
    • Patent number 1,790,152
    • Issue date Jan 27, 1931
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1775886
    • Patent number 1,775,886
    • Issue date Sep 16, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1740700
    • Patent number 1,740,700
    • Issue date Dec 24, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1725281
    • Patent number 1,725,281
    • Issue date Aug 20, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1723869
    • Patent number 1,723,869
    • Issue date Aug 6, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1712032
    • Patent number 1,712,032
    • Issue date May 7, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1705377
    • Patent number 1,705,377
    • Issue date Mar 12, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1701840
    • Patent number 1,701,840
    • Issue date Feb 12, 1929
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents