FR1458536A - Haut-parleur d'oreiller - Google Patents

Haut-parleur d'oreiller

Info

Publication number
FR1458536A
FR1458536A FR32805A FR32805A FR1458536A FR 1458536 A FR1458536 A FR 1458536A FR 32805 A FR32805 A FR 32805A FR 32805 A FR32805 A FR 32805A FR 1458536 A FR1458536 A FR 1458536A
Authority
FR
France
Prior art keywords
pillow speaker
pillow
speaker
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
FR32805A
Other languages
English (en)
Inventor
Marc Cornu
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
Priority to FR32805A priority Critical patent/FR1458536A/fr
Application granted granted Critical
Publication of FR1458536A publication Critical patent/FR1458536A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR32805A 1965-09-27 1965-09-27 Haut-parleur d'oreiller Expired FR1458536A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR32805A FR1458536A (fr) 1965-09-27 1965-09-27 Haut-parleur d'oreiller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR32805A FR1458536A (fr) 1965-09-27 1965-09-27 Haut-parleur d'oreiller

Publications (1)

Publication Number Publication Date
FR1458536A true FR1458536A (fr) 1966-03-04

Family

ID=8589158

Family Applications (1)

Application Number Title Priority Date Filing Date
FR32805A Expired FR1458536A (fr) 1965-09-27 1965-09-27 Haut-parleur d'oreiller

Country Status (1)

Country Link
FR (1) FR1458536A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4127751A (en) * 1975-11-27 1978-11-28 Pioneer Electronic Corporation Loudspeaker with rigid foamed back-cavity
US4284844A (en) * 1979-05-07 1981-08-18 Belles Research Corp. Loudspeaker system
WO1987000386A1 (fr) * 1985-07-09 1987-01-15 Ever Clean Gmbh Hw Nixdorf Systeme de reproduction de sons a porter en casque sur la tete

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4127751A (en) * 1975-11-27 1978-11-28 Pioneer Electronic Corporation Loudspeaker with rigid foamed back-cavity
US4284844A (en) * 1979-05-07 1981-08-18 Belles Research Corp. Loudspeaker system
WO1987000386A1 (fr) * 1985-07-09 1987-01-15 Ever Clean Gmbh Hw Nixdorf Systeme de reproduction de sons a porter en casque sur la tete

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