FR564885A - Telephone receiver applicable in particular to wireless telephony - Google Patents

Telephone receiver applicable in particular to wireless telephony

Info

Publication number
FR564885A
FR564885A FR564885DA FR564885A FR 564885 A FR564885 A FR 564885A FR 564885D A FR564885D A FR 564885DA FR 564885 A FR564885 A FR 564885A
Authority
FR
France
Prior art keywords
telephone receiver
wireless telephony
receiver applicable
applicable
telephony
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.)
D INSTR DE PREC ET DYNAMO PHAR
Original Assignee
D INSTR DE PREC ET DYNAMO PHAR
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 D INSTR DE PREC ET DYNAMO PHAR filed Critical D INSTR DE PREC ET DYNAMO PHAR
Application granted granted Critical
Publication of FR564885A publication Critical patent/FR564885A/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
    • H04R11/06—Telephone receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR564885D 1922-07-26 1922-07-26 Telephone receiver applicable in particular to wireless telephony Expired FR564885A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR564885T 1922-07-26

Publications (1)

Publication Number Publication Date
FR564885A true FR564885A (en) 1924-01-14

Family

ID=8946074

Family Applications (1)

Application Number Title Priority Date Filing Date
FR564885D Expired FR564885A (en) 1922-07-26 1922-07-26 Telephone receiver applicable in particular to wireless telephony

Country Status (1)

Country Link
FR (1) FR564885A (en)

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