FR1145708A - Horloge parlante à enregistrement magnétique - Google Patents

Horloge parlante à enregistrement magnétique

Info

Publication number
FR1145708A
FR1145708A FR1145708DA FR1145708A FR 1145708 A FR1145708 A FR 1145708A FR 1145708D A FR1145708D A FR 1145708DA FR 1145708 A FR1145708 A FR 1145708A
Authority
FR
France
Prior art keywords
magnetic recording
talking clock
recording talking
clock
magnetic
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.)
ATELIERS BRILLIE FRERES SA
Original Assignee
ATELIERS BRILLIE FRERES SA
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 ATELIERS BRILLIE FRERES SA filed Critical ATELIERS BRILLIE FRERES SA
Application granted granted Critical
Publication of FR1145708A publication Critical patent/FR1145708A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/04—Indicating the time of the day
    • G04C21/12—Indicating the time of the day by electro-acoustic means
    • G04C21/14—Electro-acoustic time announcement, i.e. spoken

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
FR1145708D 1956-01-04 1956-01-04 Horloge parlante à enregistrement magnétique Expired FR1145708A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1145708T 1956-01-04

Publications (1)

Publication Number Publication Date
FR1145708A true FR1145708A (fr) 1957-10-29

Family

ID=9644966

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1145708D Expired FR1145708A (fr) 1956-01-04 1956-01-04 Horloge parlante à enregistrement magnétique

Country Status (1)

Country Link
FR (1) FR1145708A (fr)

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