TREA

with tubes only

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Industry

  • CPC
  • H03F3/36
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Parent Industries

HELECTRICITY H03Electronic circuits H03FAMPLIFIERS H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements

Current Industry

H03F3/36with tubes only
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3788853
    • Patent number 3,788,853
    • Issue date Jan 29, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3725676
    • Patent number 3,725,676
    • Issue date Apr 3, 1973
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3538447
    • Patent number 3,538,447
    • Issue date Nov 3, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3477034
    • Patent number 3,477,034
    • Issue date Nov 4, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3435356
    • Patent number 3,435,356
    • Issue date Mar 25, 1969
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3416005
    • Patent number 3,416,005
    • Issue date Dec 10, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3409785
    • Patent number 3,409,785
    • Issue date Nov 5, 1968
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3386044
    • Patent number 3,386,044
    • Issue date May 28, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3361981
    • Patent number 3,361,981
    • Issue date Jan 2, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3293558
    • Patent number 3,293,558
    • Issue date Dec 20, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3275942
    • Patent number 3,275,942
    • Issue date Sep 27, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3257622
    • Patent number 3,257,622
    • Issue date Jun 21, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3198424
    • Patent number 3,198,424
    • Issue date Aug 3, 1965
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3196363
    • Patent number 3,196,363
    • Issue date Jul 20, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3187267
    • Patent number 3,187,267
    • Issue date Jun 1, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3183450
    • Patent number 3,183,450
    • Issue date May 11, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3179896
    • Patent number 3,179,896
    • Issue date Apr 20, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3155917
    • Patent number 3,155,917
    • Issue date Nov 3, 1964
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3135918
    • Patent number 3,135,918
    • Issue date Jun 2, 1964
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3132307
    • Patent number 3,132,307
    • Issue date May 5, 1964
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3131357
    • Patent number 3,131,357
    • Issue date Apr 28, 1964
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3089100
    • Patent number 3,089,100
    • Issue date May 7, 1963
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3080531
    • Patent number 3,080,531
    • Issue date Mar 5, 1963
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3047814
    • Patent number 3,047,814
    • Issue date Jul 31, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3046489
    • Patent number 3,046,489
    • Issue date Jul 24, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3024424
    • Patent number 3,024,424
    • Issue date Mar 6, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3020487
    • Patent number 3,020,487
    • Issue date Feb 6, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3019395
    • Patent number 3,019,395
    • Issue date Jan 30, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2970278
    • Patent number 2,970,278
    • Issue date Jan 31, 1961
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2965854
    • Patent number 2,965,854
    • Issue date Dec 20, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    TUBE AMPLIFIER
    • Publication number 20240072742
    • Publication date Feb 29, 2024
    • Stewart Lovece
    • H03 - BASIC ELECTRONIC CIRCUITRY