FR763605A - Electromagnetic device for recording sound impressions on cinematographic film and the like - Google Patents

Electromagnetic device for recording sound impressions on cinematographic film and the like

Info

Publication number
FR763605A
FR763605A FR763605DA FR763605A FR 763605 A FR763605 A FR 763605A FR 763605D A FR763605D A FR 763605DA FR 763605 A FR763605 A FR 763605A
Authority
FR
France
Prior art keywords
electromagnetic device
recording sound
cinematographic film
sound impressions
impressions
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
French (fr)
Inventor
Tadeo Lempart
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 filed Critical
Application granted granted Critical
Publication of FR763605A publication Critical patent/FR763605A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR763605D 1933-11-08 1933-11-08 Electromagnetic device for recording sound impressions on cinematographic film and the like Expired FR763605A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR763605T 1933-11-08

Publications (1)

Publication Number Publication Date
FR763605A true FR763605A (en) 1934-05-03

Family

ID=9180469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR763605D Expired FR763605A (en) 1933-11-08 1933-11-08 Electromagnetic device for recording sound impressions on cinematographic film and the like

Country Status (1)

Country Link
FR (1) FR763605A (en)

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