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having discharge tubes

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Industry

  • CPC
  • H03G5/26
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Parent Industries

HELECTRICITY H03Electronic circuits H03GCONTROL OF AMPLIFICATION H03G5/00Tone control or bandwidth control in amplifiers

Current Industry

H03G5/26having discharge tubes
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Selectivity system for a direct conversion receiver
    • Patent number 5,179,730
    • Issue date Jan 12, 1993
    • Rockwell International Corporation
    • Roger K. Loper
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3227961
    • Patent number 3,227,961
    • Issue date Jan 4, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3222612
    • Patent number 3,222,612
    • Issue date Dec 7, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3160827
    • Patent number 3,160,827
    • Issue date Dec 8, 1964
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3040268
    • Patent number 3,040,268
    • Issue date Jun 19, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3038123
    • Patent number 3,038,123
    • Issue date Jun 5, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3022471
    • Patent number 3,022,471
    • Issue date Feb 20, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2989624
    • Patent number 2,989,624
    • Issue date Jun 20, 1961
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2976408
    • Patent number 2,976,408
    • Issue date Mar 21, 1961
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2972046
    • Patent number 2,972,046
    • Issue date Feb 14, 1961
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2971161
    • Patent number 2,971,161
    • Issue date Feb 7, 1961
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2927997
    • Patent number 2,927,997
    • Issue date Mar 8, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2908877
    • Patent number 2,908,877
    • Issue date Oct 13, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2661399
    • Patent number 2,661,399
    • Issue date Dec 1, 1953
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2606316
    • Patent number 2,606,316
    • Issue date Aug 5, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2579345
    • Patent number 2,579,345
    • Issue date Dec 18, 1951
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2540532
    • Patent number 2,540,532
    • Issue date Feb 6, 1951
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2523403
    • Patent number 2,523,403
    • Issue date Sep 26, 1950
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2507176
    • Patent number 2,507,176
    • Issue date May 9, 1950
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2498561
    • Patent number 2,498,561
    • Issue date Feb 21, 1950
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2488359
    • Patent number 2,488,359
    • Issue date Nov 15, 1949
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2483409
    • Patent number 2,483,409
    • Issue date Oct 4, 1949
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2435960
    • Patent number 2,435,960
    • Issue date Feb 17, 1948
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2429734
    • Patent number 2,429,734
    • Issue date Oct 28, 1947
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2402083
    • Patent number 2,402,083
    • Issue date Jun 11, 1946
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2397842
    • Patent number 2,397,842
    • Issue date Apr 2, 1946
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2388590
    • Patent number 2,388,590
    • Issue date Nov 6, 1945
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2353180
    • Patent number 2,353,180
    • Issue date Jul 11, 1944
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2349870
    • Patent number 2,349,870
    • Issue date May 30, 1944
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2335496
    • Patent number 2,335,496
    • Issue date Nov 30, 1943
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents