FR609284A - Improvement in electro-magnetic devices particularly applicable to loudspeakers - Google Patents

Improvement in electro-magnetic devices particularly applicable to loudspeakers

Info

Publication number
FR609284A
FR609284A FR609284DA FR609284A FR 609284 A FR609284 A FR 609284A FR 609284D A FR609284D A FR 609284DA FR 609284 A FR609284 A FR 609284A
Authority
FR
France
Prior art keywords
loudspeakers
electro
improvement
particularly applicable
magnetic devices
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
Andre Gillet
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 FR609284A publication Critical patent/FR609284A/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)
FR609284D 1925-04-14 1925-04-14 Improvement in electro-magnetic devices particularly applicable to loudspeakers Expired FR609284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR609284T 1925-04-14

Publications (1)

Publication Number Publication Date
FR609284A true FR609284A (en) 1926-08-11

Family

ID=8976617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR609284D Expired FR609284A (en) 1925-04-14 1925-04-14 Improvement in electro-magnetic devices particularly applicable to loudspeakers

Country Status (1)

Country Link
FR (1) FR609284A (en)

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