FR836359A - transportable equipment for sound diffusion - Google Patents

transportable equipment for sound diffusion

Info

Publication number
FR836359A
FR836359A FR836359DA FR836359A FR 836359 A FR836359 A FR 836359A FR 836359D A FR836359D A FR 836359DA FR 836359 A FR836359 A FR 836359A
Authority
FR
France
Prior art keywords
sound diffusion
transportable equipment
transportable
equipment
diffusion
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.)
Industrie Magneti Marelli SRL
Marelli Europe SpA
Original Assignee
Fabbrica Italiana Magneti Marelli SpA
Magneti Marelli SpA
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 Fabbrica Italiana Magneti Marelli SpA, Magneti Marelli SpA filed Critical Fabbrica Italiana Magneti Marelli SpA
Application granted granted Critical
Publication of FR836359A publication Critical patent/FR836359A/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)
FR836359D 1937-04-09 1938-04-08 transportable equipment for sound diffusion Expired FR836359A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT836359X 1937-04-09

Publications (1)

Publication Number Publication Date
FR836359A true FR836359A (en) 1939-01-17

Family

ID=11323476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836359D Expired FR836359A (en) 1937-04-09 1938-04-08 transportable equipment for sound diffusion

Country Status (1)

Country Link
FR (1) FR836359A (en)

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