FR342250A - Horn vibrating plate diaphragm for talking disc machines - Google Patents

Horn vibrating plate diaphragm for talking disc machines

Info

Publication number
FR342250A
FR342250A FR342250DA FR342250A FR 342250 A FR342250 A FR 342250A FR 342250D A FR342250D A FR 342250DA FR 342250 A FR342250 A FR 342250A
Authority
FR
France
Prior art keywords
talking
vibrating plate
plate diaphragm
horn vibrating
disc 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
French (fr)
Inventor
Jules Simon
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 FR342250A publication Critical patent/FR342250A/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR342250D 1904-04-06 1904-04-06 Horn vibrating plate diaphragm for talking disc machines Expired FR342250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR342250T 1904-04-06

Publications (1)

Publication Number Publication Date
FR342250A true FR342250A (en) 1904-09-02

Family

ID=1391270

Family Applications (1)

Application Number Title Priority Date Filing Date
FR342250D Expired FR342250A (en) 1904-04-06 1904-04-06 Horn vibrating plate diaphragm for talking disc machines

Country Status (1)

Country Link
FR (1) FR342250A (en)

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