FR337702A - Système d'appareil avertisseur électrique - Google Patents

Système d'appareil avertisseur électrique

Info

Publication number
FR337702A
FR337702A FR337702DA FR337702A FR 337702 A FR337702 A FR 337702A FR 337702D A FR337702D A FR 337702DA FR 337702 A FR337702 A FR 337702A
Authority
FR
France
Prior art keywords
warning device
device system
electrical warning
electrical
warning
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
Eugene-Emile Savary
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.)
EUGENE EMILE SAVARY
Original Assignee
EUGENE EMILE SAVARY
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 EUGENE EMILE SAVARY filed Critical EUGENE EMILE SAVARY
Application granted granted Critical
Publication of FR337702A publication Critical patent/FR337702A/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)
FR337702D 1903-11-09 1903-11-09 Système d'appareil avertisseur électrique Expired FR337702A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR337702T 1903-11-09

Publications (1)

Publication Number Publication Date
FR337702A true FR337702A (fr) 1904-04-22

Family

ID=1387034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR337702D Expired FR337702A (fr) 1903-11-09 1903-11-09 Système d'appareil avertisseur électrique

Country Status (1)

Country Link
FR (1) FR337702A (fr)

Similar Documents

Publication Publication Date Title
FR337702A (fr) Système d'appareil avertisseur électrique
FR335146A (fr) Système d'appareil microphonique
FR336463A (fr) Système d'avertisseur électrique
FR336530A (fr) Système d'appareil ozonisateur
FR318959A (fr) Système d'appareil fumivore
FR328392A (fr) Système d'appareil téléphonique perfectionné
FR349962A (fr) Appareil avertisseur électrique
FR328954A (fr) Système de distribution électrique
FR331215A (fr) Système de distribution électrique
FR333355A (fr) Système de distribution électrique
FR336415A (fr) Système de distribution électrique
FR3711E (fr) Système d'appareil indicateur de vitesse
FR331738A (fr) Appareil avertisseur d'incendies
FR377251A (fr) Système d'appareil désableur-trieur
FR339434A (fr) Système d'appareil avertisseur
FR356996A (fr) Système d'appareil indicateur d'échauffement
FR331866A (fr) Système de commutateur électrique
FR332066A (fr) Système d'appareil avertisseur automatique d'orages
FR354982A (fr) Appareil de mesure électrique
FR339197A (fr) Système de générateur électrique
FR341316A (fr) Appareil de publicité
FR329150A (fr) Appareil de sauvetage
FR331515A (fr) Appareil de sauvetage
FR333235A (fr) Appareil de sauvetage
FR335316A (fr) Appareil de sauvetage