TREA

Friction drive

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Industry

  • CPC
  • H03J1/12
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Parent Industries

HELECTRICITY H03Electronic circuits H03JTUNING RESONANT CIRCUITS SELECTING RESONANT CIRCUITS H03J1/00Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general

Current Industry

H03J1/12Friction drive
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Edge-heat sink technqiue for zone melting recrystallization of semi...
    • Patent number 5,160,575
    • Issue date Nov 3, 1992
    • Massachusetts Institute of Technology
    • Chenson K. Chen
    • C30 - CRYSTAL GROWTH
  • Information Patent Grant

    External manual rotatable drive useable to tune a VCR
    • Patent number 4,893,100
    • Issue date Jan 9, 1990
    • Robert L. Spurgeon
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Station-selecting device for a radio receiver
    • Patent number 4,578,047
    • Issue date Mar 25, 1986
    • Thomson-Brandt
    • Guy Pissot
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Drive mechanism
    • Patent number 4,271,714
    • Issue date Jun 9, 1981
    • Matsushita Electric Corporation of America
    • Hans Schmidt
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Friction device for use in car radios
    • Patent number 4,226,128
    • Issue date Oct 7, 1980
    • Autovox S.p.A.
    • Ezio F. Dellantonio
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3722298
    • Patent number 3,722,298
    • Issue date Mar 27, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3077119
    • Patent number 3,077,119
    • Issue date Feb 12, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3069639
    • Patent number 3,069,639
    • Issue date Dec 18, 1962
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2613540
    • Patent number 2,613,540
    • Issue date Oct 14, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2605735
    • Patent number 2,605,735
    • Issue date Aug 5, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2203736
    • Patent number 2,203,736
    • Issue date Jun 11, 1940
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2145325
    • Patent number 2,145,325
    • Issue date Jan 31, 1939
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2045263
    • Patent number 2,045,263
    • Issue date Jun 23, 1936
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2003608
    • Patent number 2,003,608
    • Issue date Jun 4, 1935
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1965515
    • Patent number 1,965,515
    • Issue date Jul 3, 1934
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1938061
    • Patent number 1,938,061
    • Issue date Dec 5, 1933
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1928310
    • Patent number 1,928,310
    • Issue date Sep 26, 1933
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1913438
    • Patent number 1,913,438
    • Issue date Jun 13, 1933
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1913111
    • Patent number 1,913,111
    • Issue date Jun 6, 1933
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1889781
    • Patent number 1,889,781
    • Issue date Dec 6, 1932
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1882584
    • Patent number 1,882,584
    • Issue date Oct 11, 1932
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1845550
    • Patent number 1,845,550
    • Issue date Feb 16, 1932
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1844519
    • Patent number 1,844,519
    • Issue date Feb 9, 1932
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1841941
    • Patent number 1,841,941
    • Issue date Jan 19, 1932
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1834272
    • Patent number 1,834,272
    • Issue date Dec 1, 1931
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1819099
    • Patent number 1,819,099
    • Issue date Aug 18, 1931
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1813766
    • Patent number 1,813,766
    • Issue date Jul 7, 1931
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1777500
    • Patent number 1,777,500
    • Issue date Oct 7, 1930
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1759678
    • Patent number 1,759,678
    • Issue date May 20, 1930
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    1751560
    • Patent number 1,751,560
    • Issue date Mar 25, 1930
    • H03 - BASIC ELECTRONIC CIRCUITRY