FR1008623A - Loudspeaker enhancements - Google Patents

Loudspeaker enhancements

Info

Publication number
FR1008623A
FR1008623A FR1008623DA FR1008623A FR 1008623 A FR1008623 A FR 1008623A FR 1008623D A FR1008623D A FR 1008623DA FR 1008623 A FR1008623 A FR 1008623A
Authority
FR
France
Prior art keywords
enhancements
loudspeaker
loudspeaker enhancements
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.)
FERRIVOX
Original Assignee
FERRIVOX
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 FERRIVOX filed Critical FERRIVOX
Application granted granted Critical
Publication of FR1008623A publication Critical patent/FR1008623A/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
    • H04R9/025—Magnetic circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1008623D 1948-05-04 1948-05-04 Loudspeaker enhancements Expired FR1008623A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1008623T 1948-05-04

Publications (1)

Publication Number Publication Date
FR1008623A true FR1008623A (en) 1952-05-20

Family

ID=9567501

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1008623D Expired FR1008623A (en) 1948-05-04 1948-05-04 Loudspeaker enhancements
FR59658D Expired FR59658E (en) 1948-05-04 1949-09-30 Loudspeaker enhancements

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR59658D Expired FR59658E (en) 1948-05-04 1949-09-30 Loudspeaker enhancements

Country Status (1)

Country Link
FR (2) FR1008623A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9108447D0 (en) * 1991-04-19 1991-06-05 Rockwell Automotive Body Syst Vehicle door latches

Also Published As

Publication number Publication date
FR59658E (en) 1954-06-29

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