FR606906A - Auxiliary needle holder for talking machines - Google Patents

Auxiliary needle holder for talking machines

Info

Publication number
FR606906A
FR606906A FR606906DA FR606906A FR 606906 A FR606906 A FR 606906A FR 606906D A FR606906D A FR 606906DA FR 606906 A FR606906 A FR 606906A
Authority
FR
France
Prior art keywords
needle holder
auxiliary needle
talking machines
talking
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)
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.)
CHANOIT ET CIE E
Original Assignee
CHANOIT ET CIE E
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 CHANOIT ET CIE E filed Critical CHANOIT ET CIE E
Application granted granted Critical
Publication of FR606906A publication Critical patent/FR606906A/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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR606906D 1925-03-03 1925-03-03 Auxiliary needle holder for talking machines Expired FR606906A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR606906T 1925-03-03

Publications (1)

Publication Number Publication Date
FR606906A true FR606906A (en) 1926-06-23

Family

ID=8975000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR606906D Expired FR606906A (en) 1925-03-03 1925-03-03 Auxiliary needle holder for talking machines

Country Status (1)

Country Link
FR (1) FR606906A (en)

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