using electro-mechanical driving

Industry

  • CPC
  • G04F5/027
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interference-free multifunctional metronome for rhythm conducting

    • Patent number 9,304,497
    • Issue date Apr 5, 2016
    • Wangping Liu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Metronome with clock display

    • Patent number 6,201,769
    • Issue date Mar 13, 2001
    • Andrew C. Lewis
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Electronic metronome

    • Patent number 4,612,841
    • Issue date Sep 23, 1986
    • Seiko Instruments & Electronics Ltd.
    • Haruzo Yoshikawa
    • G04 - HOROLOGY
  • Information Patent Grant

    3664225

    • Patent number 3,664,225
    • Issue date May 23, 1972
    • G04 - HOROLOGY
  • Information Patent Grant

    2841950

    • Patent number 2,841,950
    • Issue date Jul 8, 1958
    • G04 - HOROLOGY
  • Information Patent Grant

    2715841

    • Patent number 2,715,841
    • Issue date Aug 23, 1955
    • G04 - HOROLOGY
  • Information Patent Grant

    2628343

    • Patent number 2,628,343
    • Issue date Feb 10, 1953
    • G04 - HOROLOGY
  • Information Patent Grant

    2555748

    • Patent number 2,555,748
    • Issue date Jun 5, 1951
    • G04 - HOROLOGY
  • Information Patent Grant

    2195255

    • Patent number 2,195,255
    • Issue date Mar 26, 1940
    • G04 - HOROLOGY
  • Information Patent Grant

    2184728

    • Patent number 2,184,728
    • Issue date Dec 26, 1939
    • G04 - HOROLOGY
  • Information Patent Grant

    2150967

    • Patent number 2,150,967
    • Issue date Mar 21, 1939
    • G04 - HOROLOGY
  • Information Patent Grant

    2078505

    • Patent number 2,078,505
    • Issue date Apr 27, 1937
    • G04 - HOROLOGY
  • Information Patent Grant

    2048881

    • Patent number 2,048,881
    • Issue date Jul 28, 1936
    • G04 - HOROLOGY