FR662918A - Loudspeaker enhancements - Google Patents

Loudspeaker enhancements

Info

Publication number
FR662918A
FR662918A FR662918DA FR662918A FR 662918 A FR662918 A FR 662918A FR 662918D A FR662918D A FR 662918DA FR 662918 A FR662918 A FR 662918A
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)
Inventor
John Philipp Brown
Ernest Auguste Deneau
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
Application granted granted Critical
Publication of FR662918A publication Critical patent/FR662918A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR662918D 1928-10-25 1928-10-25 Loudspeaker enhancements Expired FR662918A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR662918T 1928-10-25

Publications (1)

Publication Number Publication Date
FR662918A true FR662918A (en) 1929-08-13

Family

ID=9011754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR662918D Expired FR662918A (en) 1928-10-25 1928-10-25 Loudspeaker enhancements

Country Status (1)

Country Link
FR (1) FR662918A (en)

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