CH72854A - Watch movement with central seconds - Google Patents

Watch movement with central seconds

Info

Publication number
CH72854A
CH72854A CH72854A CH72854DA CH72854A CH 72854 A CH72854 A CH 72854A CH 72854 A CH72854 A CH 72854A CH 72854D A CH72854D A CH 72854DA CH 72854 A CH72854 A CH 72854A
Authority
CH
Switzerland
Prior art keywords
watch movement
central seconds
seconds
central
watch
Prior art date
Application number
CH72854A
Other languages
French (fr)
Inventor
Co A Wittnauer
Original Assignee
Co A Wittnauer
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 Co A Wittnauer filed Critical Co A Wittnauer
Publication of CH72854A publication Critical patent/CH72854A/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F7/00—Apparatus for measuring unknown time intervals by non-electric means
    • G04F7/04—Apparatus for measuring unknown time intervals by non-electric means using a mechanical oscillator
    • G04F7/08—Watches or clocks with stop devices, e.g. chronograph

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH72854A 1915-11-16 1915-11-16 Watch movement with central seconds CH72854A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH72854T 1915-11-16

Publications (1)

Publication Number Publication Date
CH72854A true CH72854A (en) 1916-12-16

Family

ID=4322727

Family Applications (1)

Application Number Title Priority Date Filing Date
CH72854A CH72854A (en) 1915-11-16 1915-11-16 Watch movement with central seconds

Country Status (1)

Country Link
CH (1) CH72854A (en)

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