FR1022922A - Pick-up - Google Patents

Pick-up

Info

Publication number
FR1022922A
FR1022922A FR1022922DA FR1022922A FR 1022922 A FR1022922 A FR 1022922A FR 1022922D A FR1022922D A FR 1022922DA FR 1022922 A FR1022922 A FR 1022922A
Authority
FR
France
Prior art keywords
pickup
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1022922A publication Critical patent/FR1022922A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1022922D 1949-07-09 1950-07-07 Pick-up Expired FR1022922A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1022922X 1949-07-09

Publications (1)

Publication Number Publication Date
FR1022922A true FR1022922A (fr) 1953-03-11

Family

ID=19867171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1022922D Expired FR1022922A (fr) 1949-07-09 1950-07-07 Pick-up

Country Status (1)

Country Link
FR (1) FR1022922A (fr)

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