CH55450A - Elektrische Weckvorrichtung an Uhren - Google Patents

Elektrische Weckvorrichtung an Uhren

Info

Publication number
CH55450A
CH55450A CH55450A CH55450DA CH55450A CH 55450 A CH55450 A CH 55450A CH 55450 A CH55450 A CH 55450A CH 55450D A CH55450D A CH 55450DA CH 55450 A CH55450 A CH 55450A
Authority
CH
Switzerland
Prior art keywords
clocks
alarm device
electric alarm
electric
alarm
Prior art date
Application number
CH55450A
Other languages
English (en)
Inventor
Siegmung Chiger
Original Assignee
Siegmung Chiger
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 Siegmung Chiger filed Critical Siegmung Chiger
Publication of CH55450A publication Critical patent/CH55450A/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
    • G04C21/305—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 by the hand(s) or handlike members closing the contacts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH55450A 1911-03-24 1911-03-24 Elektrische Weckvorrichtung an Uhren CH55450A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH55450T 1911-03-24

Publications (1)

Publication Number Publication Date
CH55450A true CH55450A (de) 1912-08-16

Family

ID=4295372

Family Applications (1)

Application Number Title Priority Date Filing Date
CH55450A CH55450A (de) 1911-03-24 1911-03-24 Elektrische Weckvorrichtung an Uhren

Country Status (1)

Country Link
CH (1) CH55450A (de)

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