FR818761A - Improvements to electrodynamic loudspeakers - Google Patents

Improvements to electrodynamic loudspeakers

Info

Publication number
FR818761A
FR818761A FR818761DA FR818761A FR 818761 A FR818761 A FR 818761A FR 818761D A FR818761D A FR 818761DA FR 818761 A FR818761 A FR 818761A
Authority
FR
France
Prior art keywords
electrodynamic loudspeakers
electrodynamic
loudspeakers
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
Elie Marcel Scemama D Gialluly
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 FR818761A publication Critical patent/FR818761A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
FR818761D 1937-03-05 1937-03-05 Improvements to electrodynamic loudspeakers Expired FR818761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR818761T 1937-03-05

Publications (1)

Publication Number Publication Date
FR818761A true FR818761A (en) 1937-10-04

Family

ID=9269038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR818761D Expired FR818761A (en) 1937-03-05 1937-03-05 Improvements to electrodynamic loudspeakers

Country Status (1)

Country Link
FR (1) FR818761A (en)

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