FR1110326A - Electromagnetic device, in particular for telephone capsules - Google Patents

Electromagnetic device, in particular for telephone capsules

Info

Publication number
FR1110326A
FR1110326A FR1110326DA FR1110326A FR 1110326 A FR1110326 A FR 1110326A FR 1110326D A FR1110326D A FR 1110326DA FR 1110326 A FR1110326 A FR 1110326A
Authority
FR
France
Prior art keywords
electromagnetic device
capsules
telephone
telephone capsules
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
French (fr)
Inventor
Charles Cooreman
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.)
Societe dElectronique et dAutomatisme SA
Original Assignee
Societe dElectronique et dAutomatisme SA
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 Societe dElectronique et dAutomatisme SA filed Critical Societe dElectronique et dAutomatisme SA
Application granted granted Critical
Publication of FR1110326A publication Critical patent/FR1110326A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1110326D 1954-07-02 1954-07-02 Electromagnetic device, in particular for telephone capsules Expired FR1110326A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1110326T 1954-07-02

Publications (1)

Publication Number Publication Date
FR1110326A true FR1110326A (en) 1956-02-10

Family

ID=9626101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1110326D Expired FR1110326A (en) 1954-07-02 1954-07-02 Electromagnetic device, in particular for telephone capsules

Country Status (1)

Country Link
FR (1) FR1110326A (en)

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