FR698848A - Réveil central pour actionner automatiquement des sonneries à des heures déterminées - Google Patents

Réveil central pour actionner automatiquement des sonneries à des heures déterminées

Info

Publication number
FR698848A
FR698848A FR698848DA FR698848A FR 698848 A FR698848 A FR 698848A FR 698848D A FR698848D A FR 698848DA FR 698848 A FR698848 A FR 698848A
Authority
FR
France
Prior art keywords
alarm clock
set times
central alarm
automatically ring
bells
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)
Inventor
Noel Gayrard
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 FR698848A publication Critical patent/FR698848A/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
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
    • G04C21/30—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school
    • G04C21/32—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times with provision for a number of operations at different times, e.g. ringing the bells in a school giving indications at a number of places each at a different time, e.g. system of alarms in a hotel

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR698848D 1930-07-11 1930-07-11 Réveil central pour actionner automatiquement des sonneries à des heures déterminées Expired FR698848A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR698848T 1930-07-11

Publications (1)

Publication Number Publication Date
FR698848A true FR698848A (fr) 1931-02-05

Family

ID=9047921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR698848D Expired FR698848A (fr) 1930-07-11 1930-07-11 Réveil central pour actionner automatiquement des sonneries à des heures déterminées

Country Status (1)

Country Link
FR (1) FR698848A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7063290B2 (en) 2004-03-04 2006-06-20 Airbus France Mounting system inserted between an aircraft engine and a rigid structure of an attachment strut fixed under a wing of this aircraft

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7063290B2 (en) 2004-03-04 2006-06-20 Airbus France Mounting system inserted between an aircraft engine and a rigid structure of an attachment strut fixed under a wing of this aircraft

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