the auxiliary power being switched on as long as controlling current is switched on

Patents Grantslast 30 patents

  • Information Patent Grant

    Remote control apparatus for channel selector

    • Patent number 3,984,779
    • Issue date Oct 5, 1976
    • Joe L. Hughes
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Digital control system

    • Patent number 3,961,281
    • Issue date Jun 1, 1976
    • RCA Corporation
    • Kenneth Rau Woolling
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3611155

    • Patent number 3,611,155
    • Issue date Oct 5, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3573365

    • Patent number 3,573,365
    • Issue date Apr 6, 1971
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3388215

    • Patent number 3,388,215
    • Issue date Jun 11, 1968
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3199005

    • Patent number 3,199,005
    • Issue date Aug 3, 1965
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3011017

    • Patent number 3,011,017
    • Issue date Nov 28, 1961
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2947812

    • Patent number 2,947,812
    • Issue date Aug 2, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2934963

    • Patent number 2,934,963
    • Issue date May 3, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2922941

    • Patent number 2,922,941
    • Issue date Jan 26, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2905014

    • Patent number 2,905,014
    • Issue date Sep 22, 1959
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2847627

    • Patent number 2,847,627
    • Issue date Aug 12, 1958
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2815478

    • Patent number 2,815,478
    • Issue date Dec 3, 1957
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2760139

    • Patent number 2,760,139
    • Issue date Aug 21, 1956
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2743797

    • Patent number 2,743,797
    • Issue date May 1, 1956
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2678415

    • Patent number 2,678,415
    • Issue date May 11, 1954
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2627056

    • Patent number 2,627,056
    • Issue date Jan 27, 1953
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2572965

    • Patent number 2,572,965
    • Issue date Oct 30, 1951
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2504967

    • Patent number 2,504,967
    • Issue date Apr 25, 1950
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2494533

    • Patent number 2,494,533
    • Issue date Jan 17, 1950
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2491968

    • Patent number 2,491,968
    • Issue date Dec 20, 1949
    • H03 - BASIC ELECTRONIC CIRCUITRY
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    2454789

    • Patent number 2,454,789
    • Issue date Nov 30, 1948
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2444448

    • Patent number 2,444,448
    • Issue date Jul 6, 1948
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2245347

    • Patent number 2,245,347
    • Issue date Jun 10, 1941
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2244725

    • Patent number 2,244,725
    • Issue date Jun 10, 1941
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2216272

    • Patent number 2,216,272
    • Issue date Oct 1, 1940
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2189558

    • Patent number 2,189,558
    • Issue date Feb 6, 1940
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2188498

    • Patent number 2,188,498
    • Issue date Jan 30, 1940
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2174566

    • Patent number 2,174,566
    • Issue date Oct 3, 1939
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2165502

    • Patent number 2,165,502
    • Issue date Jul 11, 1939
    • H03 - BASIC ELECTRONIC CIRCUITRY