FR376414A - Perfectionnements aux diaphragmes des machines parlantes - Google Patents

Perfectionnements aux diaphragmes des machines parlantes

Info

Publication number
FR376414A
FR376414A FR376414DA FR376414A FR 376414 A FR376414 A FR 376414A FR 376414D A FR376414D A FR 376414DA FR 376414 A FR376414 A FR 376414A
Authority
FR
France
Prior art keywords
diaphragms
speaking machines
speaking
machines
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
English (en)
Inventor
Jose Munoz Escamez
Antonio Garcia Moriones
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 FR376414A publication Critical patent/FR376414A/fr
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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR376414D 1907-04-05 1907-04-05 Perfectionnements aux diaphragmes des machines parlantes Expired FR376414A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR376414T 1907-04-05

Publications (1)

Publication Number Publication Date
FR376414A true FR376414A (fr) 1907-08-08

Family

ID=1422908

Family Applications (1)

Application Number Title Priority Date Filing Date
FR376414D Expired FR376414A (fr) 1907-04-05 1907-04-05 Perfectionnements aux diaphragmes des machines parlantes

Country Status (1)

Country Link
FR (1) FR376414A (fr)

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