FR436383A - Telephone receiver - Google Patents

Telephone receiver

Info

Publication number
FR436383A
FR436383A FR436383DA FR436383A FR 436383 A FR436383 A FR 436383A FR 436383D A FR436383D A FR 436383DA FR 436383 A FR436383 A FR 436383A
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
Felix Pellin
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR436383A publication Critical patent/FR436383A/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)
FR436383D 1911-01-21 1911-01-21 Telephone receiver Expired FR436383A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR436383T 1911-01-21

Publications (1)

Publication Number Publication Date
FR436383A true FR436383A (en) 1912-03-26

Family

ID=1478087

Family Applications (1)

Application Number Title Priority Date Filing Date
FR436383D Expired FR436383A (en) 1911-01-21 1911-01-21 Telephone receiver

Country Status (1)

Country Link
FR (1) FR436383A (en)

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