with one cathode and one anode

Industry

  • CPC
  • H01J17/52
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermionic gas switch

    • Patent number 4,611,147
    • Issue date Sep 9, 1986
    • The United States of America as represented by the United States Department o...
    • George L. Hatch
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Laser generated high electron density source

    • Patent number 4,346,330
    • Issue date Aug 24, 1982
    • Thermo Electron Corporation
    • Chunghsin Lee
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3587147

    • Patent number 3,587,147
    • Issue date Jun 28, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3244925

    • Patent number 3,244,925
    • Issue date Apr 5, 1966
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3204140

    • Patent number 3,204,140
    • Issue date Aug 31, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2637827

    • Patent number 2,637,827
    • Issue date May 5, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2612617

    • Patent number 2,612,617
    • Issue date Sep 30, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2453118

    • Patent number 2,453,118
    • Issue date Nov 9, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2212849

    • Patent number 2,212,849
    • Issue date Aug 27, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2181366

    • Patent number 2,181,366
    • Issue date Nov 28, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2156064

    • Patent number 2,156,064
    • Issue date Apr 25, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2128051

    • Patent number 2,128,051
    • Issue date Aug 23, 1938
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2121761

    • Patent number 2,121,761
    • Issue date Jun 21, 1938
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2114885

    • Patent number 2,114,885
    • Issue date Apr 19, 1938
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2100196

    • Patent number 2,100,196
    • Issue date Nov 23, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2089654

    • Patent number 2,089,654
    • Issue date Aug 10, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2088249

    • Patent number 2,088,249
    • Issue date Jul 27, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2081247

    • Patent number 2,081,247
    • Issue date May 25, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2080284

    • Patent number 2,080,284
    • Issue date May 11, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2075208

    • Patent number 2,075,208
    • Issue date Mar 30, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2058950

    • Patent number 2,058,950
    • Issue date Oct 27, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2048203

    • Patent number 2,048,203
    • Issue date Jul 21, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2043839

    • Patent number 2,043,839
    • Issue date Jun 9, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2034793

    • Patent number 2,034,793
    • Issue date Mar 24, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2034823

    • Patent number 2,034,823
    • Issue date Mar 24, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2027175

    • Patent number 2,027,175
    • Issue date Jan 7, 1936
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2016904

    • Patent number 2,016,904
    • Issue date Oct 8, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2001548

    • Patent number 2,001,548
    • Issue date May 14, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1987338

    • Patent number 1,987,338
    • Issue date Jan 8, 1935
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1980855

    • Patent number 1,980,855
    • Issue date Nov 13, 1934
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER