FR707103A - Perfectionnements aux haut-parleurs - Google Patents

Perfectionnements aux haut-parleurs

Info

Publication number
FR707103A
FR707103A FR707103DA FR707103A FR 707103 A FR707103 A FR 707103A FR 707103D A FR707103D A FR 707103DA FR 707103 A FR707103 A FR 707103A
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.)
BRUNET ETS
Original Assignee
BRUNET ETS
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 BRUNET ETS filed Critical BRUNET ETS
Application granted granted Critical
Publication of FR707103A publication Critical patent/FR707103A/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
    • 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)
FR707103D 1930-03-07 1930-03-07 Perfectionnements aux haut-parleurs Expired FR707103A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR707103T 1930-03-07

Publications (1)

Publication Number Publication Date
FR707103A true FR707103A (fr) 1931-07-03

Family

ID=9068141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR707103D Expired FR707103A (fr) 1930-03-07 1930-03-07 Perfectionnements aux haut-parleurs

Country Status (1)

Country Link
FR (1) FR707103A (fr)

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