FR614077A - Haut-parleur électromagnétique - Google Patents

Haut-parleur électromagnétique

Info

Publication number
FR614077A
FR614077A FR614077DA FR614077A FR 614077 A FR614077 A FR 614077A FR 614077D A FR614077D A FR 614077DA FR 614077 A FR614077 A FR 614077A
Authority
FR
France
Prior art keywords
electromagnetic speaker
speaker
electromagnetic
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)
Inventor
Roger Delagrange
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 FR614077A publication Critical patent/FR614077A/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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
FR614077D 1926-04-03 1926-04-03 Haut-parleur électromagnétique Expired FR614077A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR614077T 1926-04-03

Publications (1)

Publication Number Publication Date
FR614077A true FR614077A (fr) 1926-12-06

Family

ID=8979952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR614077D Expired FR614077A (fr) 1926-04-03 1926-04-03 Haut-parleur électromagnétique

Country Status (1)

Country Link
FR (1) FR614077A (fr)

Similar Documents

Publication Publication Date Title
FR616738A (fr) Haut-parleur
FR32220E (fr) Haut-parleur
FR640412A (fr) électro-aimant
FR614077A (fr) Haut-parleur électromagnétique
FR642963A (fr) Microtéléphone
FR617464A (fr) Haut-parleur
FR626950A (fr) Bretelles
FR30345E (fr) Haut-parleur électromagnétique
FR632091A (fr) Haut-parleur perfectionné
FR645292A (fr) Microphone
FR611814A (fr) Haut-parleur
FR632295A (fr) Haut-parleur
FR631211A (fr) Haut-parleur
FR638086A (fr) Haut-parleur
FR623891A (fr) Haut-parleur
FR621997A (fr) Haut-parleur
FR615657A (fr) écouteur électro-magnétique
FR616287A (fr) Bretelles
FR32699E (fr) Bretelles
DK41476C (da) Højttaler.
FR610226A (fr) Bobine
FR616183A (fr) Haut-parleur mixte
FI11103A (fi) Dubbeldörr
FI11176A (fi) Axelskyddare
FI11043A (fi) Knästrumpskyddare