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in discharge-tube amplifiers

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  • CPC
  • H03F1/40
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Parent Industries

HELECTRICITY H03Electronic circuits H03FAMPLIFIERS H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements

Current Industry

H03F1/40in discharge-tube amplifiers
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Patents Grantslast 30 patents

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    Stage of a power generator of high frequency current
    • Patent number 6,909,322
    • Issue date Jun 21, 2005
    • Electricite de France-Service National
    • Georges Roussy
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electronic amplification systems
    • Patent number 4,359,695
    • Issue date Nov 16, 1982
    • The Marconi Company Limited
    • Roger E. J. Gerard
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifiers
    • Patent number 4,359,696
    • Issue date Nov 16, 1982
    • The Marconi Company Limited
    • Roger E. J. Gerard
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3197713
    • Patent number 3,197,713
    • Issue date Jul 27, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2798905
    • Patent number 2,798,905
    • Issue date Jul 9, 1957
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2789162
    • Patent number 2,789,162
    • Issue date Apr 16, 1957
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2393184
    • Patent number 2,393,184
    • Issue date Jan 15, 1946
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2390794
    • Patent number 2,390,794
    • Issue date Dec 11, 1945
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2293449
    • Patent number 2,293,449
    • Issue date Aug 18, 1942
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2288600
    • Patent number 2,288,600
    • Issue date Jul 7, 1942
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2262916
    • Patent number 2,262,916
    • Issue date Nov 18, 1941
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2197239
    • Patent number 2,197,239
    • Issue date Apr 16, 1940
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2181909
    • Patent number 2,181,909
    • Issue date Dec 5, 1939
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2101525
    • Patent number 2,101,525
    • Issue date Dec 7, 1937
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1946047
    • Patent number 1,946,047
    • Issue date Feb 6, 1934
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1904524
    • Patent number 1,904,524
    • Issue date Apr 18, 1933
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1788714
    • Patent number 1,788,714
    • Issue date Jan 13, 1931
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1739699
    • Patent number 1,739,699
    • Issue date Dec 17, 1929
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1735150
    • Patent number 1,735,150
    • Issue date Nov 12, 1929
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1709360
    • Patent number 1,709,360
    • Issue date Apr 16, 1929
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1668240
    • Patent number 1,668,240
    • Issue date May 1, 1928
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1397575
    • Patent number 1,397,575
    • Issue date Nov 22, 1921
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1377405
    • Patent number 1,377,405
    • Issue date May 10, 1921
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents