FR1112359A - Perfectionnements aux haut-parleurs - Google Patents

Perfectionnements aux haut-parleurs

Info

Publication number
FR1112359A
FR1112359A FR1112359DA FR1112359A FR 1112359 A FR1112359 A FR 1112359A FR 1112359D A FR1112359D A FR 1112359DA FR 1112359 A FR1112359 A FR 1112359A
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
English (en)
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.)
PATHE MARCONI IND MUSIC
Original Assignee
PATHE MARCONI IND MUSIC
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 PATHE MARCONI IND MUSIC filed Critical PATHE MARCONI IND MUSIC
Application granted granted Critical
Publication of FR1112359A publication Critical patent/FR1112359A/fr
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
    • H04R19/00—Electrostatic transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
FR1112359D 1954-05-10 1954-05-10 Perfectionnements aux haut-parleurs Expired FR1112359A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1112359T 1954-05-10

Publications (1)

Publication Number Publication Date
FR1112359A true FR1112359A (fr) 1956-03-13

Family

ID=9627232

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1112359D Expired FR1112359A (fr) 1954-05-10 1954-05-10 Perfectionnements aux haut-parleurs

Country Status (2)

Country Link
FR (1) FR1112359A (fr)
GB (1) GB759236A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2993097A (en) * 1956-11-07 1961-07-18 Philco Corp Transducers
US2935575A (en) * 1957-08-20 1960-05-03 Philco Corp Loud-speakers

Also Published As

Publication number Publication date
GB759236A (en) 1956-10-17

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