CH62472A - Elektrische Alarmeinrichtung an Uhren - Google Patents

Elektrische Alarmeinrichtung an Uhren

Info

Publication number
CH62472A
CH62472A CH62472A CH62472DA CH62472A CH 62472 A CH62472 A CH 62472A CH 62472 A CH62472 A CH 62472A CH 62472D A CH62472D A CH 62472DA CH 62472 A CH62472 A CH 62472A
Authority
CH
Switzerland
Prior art keywords
clocks
alarm devices
electric alarm
electric
devices
Prior art date
Application number
CH62472A
Other languages
English (en)
Inventor
Frederick Goss
Original Assignee
Frederick Goss
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 Frederick Goss filed Critical Frederick Goss
Publication of CH62472A publication Critical patent/CH62472A/de

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
    • G04C21/323—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 by the hand(s) or handlike members closing the contacts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH62472A 1912-12-04 1912-12-04 Elektrische Alarmeinrichtung an Uhren CH62472A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH62472T 1912-12-04

Publications (1)

Publication Number Publication Date
CH62472A true CH62472A (de) 1913-12-01

Family

ID=4306571

Family Applications (1)

Application Number Title Priority Date Filing Date
CH62472A CH62472A (de) 1912-12-04 1912-12-04 Elektrische Alarmeinrichtung an Uhren

Country Status (1)

Country Link
CH (1) CH62472A (de)

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