FR1149971A - Method and device for sound transmission - Google Patents

Method and device for sound transmission

Info

Publication number
FR1149971A
FR1149971A FR1149971DA FR1149971A FR 1149971 A FR1149971 A FR 1149971A FR 1149971D A FR1149971D A FR 1149971DA FR 1149971 A FR1149971 A FR 1149971A
Authority
FR
France
Prior art keywords
sound transmission
sound
transmission
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
Michel Martinesco
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 FR1149971A publication Critical patent/FR1149971A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/06—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon combined with other apparatus having a different main function
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F25/00—Audible advertising

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR1149971D 1956-04-20 1956-04-20 Method and device for sound transmission Expired FR1149971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1149971T 1956-04-20

Publications (1)

Publication Number Publication Date
FR1149971A true FR1149971A (en) 1958-01-03

Family

ID=9647000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1149971D Expired FR1149971A (en) 1956-04-20 1956-04-20 Method and device for sound transmission

Country Status (1)

Country Link
FR (1) FR1149971A (en)

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