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Gramophone pick-ups using a stylus Recorders using a stylus

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  • CPC
  • H04R17/04
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Parent Industries

HELECTRICITY H04Electric communication H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS DEAF-AID SETS PUBLIC ADDRESS SYSTEMS H04R17/00Piezo-electric transducers Electrostrictive transducers

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H04R17/04Gramophone pick-ups using a stylus Recorders using a stylus
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Patents Grantslast 30 patents

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    • Issue date Mar 20, 2018
    • MURATA MANUFACTURING CO., LTD.
    • Junichi Hashimoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    Apparatus for varying the pitch of audible tones driven by a turntable
    • Patent number 9,741,328
    • Issue date Aug 22, 2017
    • Daniel J. Howington
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    Speaker
    • Patent number 9,107,005
    • Issue date Aug 11, 2015
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Sawako Kano
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    Droplet microphone
    • Patent number 4,128,841
    • Issue date Dec 5, 1978
    • Burroughs Corporation
    • Michael K. Brown
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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    Semiconductor piezoresistive strain transducer
    • Patent number 4,025,890
    • Issue date May 24, 1977
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    Apparatus and method for embossing information on a disc
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    • CBS Inc.
    • William E. Glenn
    • G11 - INFORMATION STORAGE
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    • Patent number 3,946,149
    • Issue date Mar 23, 1976
    • CBS Inc.
    • James V. White
    • G11 - INFORMATION STORAGE
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    High density recording playback element construction
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    • Issue date Mar 23, 1976
    • TED Bildplatten Aktiengesellschaft AEG-Telefunken-Teldec
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    3805100
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    • Issue date Apr 16, 1974
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3773898
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    • Issue date Nov 20, 1973
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3691318
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    • Issue date Sep 12, 1972
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3424466
    • Patent number 3,424,466
    • Issue date Jan 28, 1969
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3423542
    • Patent number 3,423,542
    • Issue date Jan 21, 1969
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3168623
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    3163783
    • Patent number 3,163,783
    • Issue date Dec 29, 1964
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3089922
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    • Issue date May 14, 1963
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3087027
    • Patent number 3,087,027
    • Issue date Apr 23, 1963
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3057971
    • Patent number 3,057,971
    • Issue date Oct 9, 1962
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3028162
    • Patent number 3,028,162
    • Issue date Apr 3, 1962
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    3022384
    • Patent number 3,022,384
    • Issue date Feb 20, 1962
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2955170
    • Patent number 2,955,170
    • Issue date Oct 4, 1960
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2928069
    • Patent number 2,928,069
    • Issue date Mar 8, 1960
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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    2918538
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    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2879413
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    • Issue date Mar 24, 1959
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2868893
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    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2863076
    • Patent number 2,863,076
    • Issue date Dec 2, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2862068
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    • Issue date Nov 25, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
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    2848558
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    • Issue date Aug 19, 1958
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    2841722
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    • Issue date Jul 1, 1958
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents