FR476043A - Telephone receiver - Google Patents

Telephone receiver

Info

Publication number
FR476043A
FR476043A FR476043DA FR476043A FR 476043 A FR476043 A FR 476043A FR 476043D A FR476043D A FR 476043DA FR 476043 A FR476043 A FR 476043A
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR476043A publication Critical patent/FR476043A/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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H04R3/08—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electromagnetic transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR476043D 1913-08-25 1914-07-16 Telephone receiver Expired FR476043A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US476043XA 1913-08-25 1913-08-25

Publications (1)

Publication Number Publication Date
FR476043A true FR476043A (en) 1915-07-07

Family

ID=1513868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR476043D Expired FR476043A (en) 1913-08-25 1914-07-16 Telephone receiver

Country Status (1)

Country Link
FR (1) FR476043A (en)

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