Anodes formed in central part

Industry

  • CPC
  • H01J2893/0004
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Patents Grantslast 30 patents

  • Information Patent Grant

    3665236

    • Patent number 3,665,236
    • Issue date May 23, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3660712

    • Patent number 3,660,712
    • Issue date May 2, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2517384

    • Patent number 2,517,384
    • Issue date Aug 1, 1950
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2402029

    • Patent number 2,402,029
    • Issue date Jun 11, 1946
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2380502

    • Patent number 2,380,502
    • Issue date Jul 31, 1945
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2329319

    • Patent number 2,329,319
    • Issue date Sep 14, 1943
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2212578

    • Patent number 2,212,578
    • Issue date Aug 27, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2212929

    • Patent number 2,212,929
    • Issue date Aug 27, 1940
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2164477

    • Patent number 2,164,477
    • Issue date Jul 4, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2165135

    • Patent number 2,165,135
    • Issue date Jul 4, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2105472

    • Patent number 2,105,472
    • Issue date Jan 18, 1938
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2099531

    • Patent number 2,099,531
    • Issue date Nov 16, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1980805

    • Patent number 1,980,805
    • Issue date Nov 13, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1976553

    • Patent number 1,976,553
    • Issue date Oct 9, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1973094

    • Patent number 1,973,094
    • Issue date Sep 11, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1949396

    • Patent number 1,949,396
    • Issue date Feb 27, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1949397

    • Patent number 1,949,397
    • Issue date Feb 27, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1944190

    • Patent number 1,944,190
    • Issue date Jan 23, 1934
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1874355

    • Patent number 1,874,355
    • Issue date Aug 30, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1859677

    • Patent number 1,859,677
    • Issue date May 24, 1932
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1809304

    • Patent number 1,809,304
    • Issue date Jun 9, 1931
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1765605

    • Patent number 1,765,605
    • Issue date Jun 24, 1930
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1709029

    • Patent number 1,709,029
    • Issue date Apr 16, 1929
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1565600

    • Patent number 1,565,600
    • Issue date Dec 15, 1925
    • H01 - BASIC ELECTRIC ELEMENTS