FR603792A - Telephone receiver - Google Patents

Telephone receiver

Info

Publication number
FR603792A
FR603792A FR603792DA FR603792A FR 603792 A FR603792 A FR 603792A FR 603792D A FR603792D A FR 603792DA FR 603792 A FR603792 A FR 603792A
Authority
FR
France
Prior art keywords
telephone receiver
telephone
receiver
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
Andre-Anselme-Isaac Falco
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 FR603792A publication Critical patent/FR603792A/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
    • H04R13/00—Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet
    • H04R13/02—Telephone receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR603792D 1924-12-22 1924-12-22 Telephone receiver Expired FR603792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR603792T 1924-12-22

Publications (1)

Publication Number Publication Date
FR603792A true FR603792A (en) 1926-04-22

Family

ID=8972891

Family Applications (1)

Application Number Title Priority Date Filing Date
FR603792D Expired FR603792A (en) 1924-12-22 1924-12-22 Telephone receiver

Country Status (1)

Country Link
FR (1) FR603792A (en)

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