FR691765A - Magneto-motor for loudspeaker - Google Patents

Magneto-motor for loudspeaker

Info

Publication number
FR691765A
FR691765A FR691765DA FR691765A FR 691765 A FR691765 A FR 691765A FR 691765D A FR691765D A FR 691765DA FR 691765 A FR691765 A FR 691765A
Authority
FR
France
Prior art keywords
loudspeaker
magneto
motor
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
Alfred-Armand Depagne
Robert-Jean Mercier
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 FR691765A publication Critical patent/FR691765A/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
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR691765D 1929-01-31 1929-01-31 Magneto-motor for loudspeaker Expired FR691765A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR691765T 1929-01-31

Publications (1)

Publication Number Publication Date
FR691765A true FR691765A (en) 1930-10-27

Family

ID=9034802

Family Applications (1)

Application Number Title Priority Date Filing Date
FR691765D Expired FR691765A (en) 1929-01-31 1929-01-31 Magneto-motor for loudspeaker

Country Status (1)

Country Link
FR (1) FR691765A (en)

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