FR753441A - Electro-dynamic speaker - Google Patents

Electro-dynamic speaker

Info

Publication number
FR753441A
FR753441A FR753441DA FR753441A FR 753441 A FR753441 A FR 753441A FR 753441D A FR753441D A FR 753441DA FR 753441 A FR753441 A FR 753441A
Authority
FR
France
Prior art keywords
electro
dynamic speaker
speaker
dynamic
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.)
IDEAL WERKE AG
Original Assignee
IDEAL WERKE AG
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 IDEAL WERKE AG filed Critical IDEAL WERKE AG
Application granted granted Critical
Publication of FR753441A publication Critical patent/FR753441A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/045—Mounting

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR753441D 1932-02-13 1933-02-13 Electro-dynamic speaker Expired FR753441A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE396314X 1932-02-13

Publications (1)

Publication Number Publication Date
FR753441A true FR753441A (en) 1933-10-16

Family

ID=6397016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR753441D Expired FR753441A (en) 1932-02-13 1933-02-13 Electro-dynamic speaker

Country Status (3)

Country Link
BE (1) BE394324A (en)
FR (1) FR753441A (en)
GB (1) GB396314A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969535C (en) * 1942-04-14 1958-06-12 Siemens Ag Oscillating system with a membrane made of polyvinyl chloride film

Also Published As

Publication number Publication date
BE394324A (en)
GB396314A (en) 1933-08-03

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