TREA

Bar or cage-like grids

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Industry

  • CPC
  • H01J2893/0018
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Parent Industries

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

Current Industry

H01J2893/0018Bar or cage-like grids
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3345528
    • Patent number 3,345,528
    • Issue date Oct 3, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3151264
    • Patent number 3,151,264
    • Issue date Sep 29, 1964
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2879430
    • Patent number 2,879,430
    • Issue date Mar 24, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2877805
    • Patent number 2,877,805
    • Issue date Mar 17, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2804548
    • Patent number 2,804,548
    • Issue date Aug 27, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2519172
    • Patent number 2,519,172
    • Issue date Aug 15, 1950
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    2457626
    • Patent number 2,457,626
    • Issue date Dec 28, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2277148
    • Patent number 2,277,148
    • Issue date Mar 24, 1942
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2075639
    • Patent number 2,075,639
    • Issue date Mar 30, 1937
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1830233
    • Patent number 1,830,233
    • Issue date Nov 3, 1931
    • H01 - BASIC ELECTRIC ELEMENTS