FR565366A - Telephone receiver - Google Patents

Telephone receiver

Info

Publication number
FR565366A
FR565366A FR565366DA FR565366A FR 565366 A FR565366 A FR 565366A FR 565366D A FR565366D A FR 565366DA FR 565366 A FR565366 A FR 565366A
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
Ralph Cowan Browne
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 FR565366A publication Critical patent/FR565366A/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR565366D 1922-09-09 1923-04-23 Telephone receiver Expired FR565366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US565366XA 1922-09-09 1922-09-09

Publications (1)

Publication Number Publication Date
FR565366A true FR565366A (en) 1924-01-25

Family

ID=22005053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR565366D Expired FR565366A (en) 1922-09-09 1923-04-23 Telephone receiver

Country Status (2)

Country Link
FR (1) FR565366A (en)
NL (1) NL14986C (en)

Also Published As

Publication number Publication date
NL14986C (en)

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