CH81471A - Second hand timepiece - Google Patents

Second hand timepiece

Info

Publication number
CH81471A
CH81471A CH81471A CH81471DA CH81471A CH 81471 A CH81471 A CH 81471A CH 81471 A CH81471 A CH 81471A CH 81471D A CH81471D A CH 81471DA CH 81471 A CH81471 A CH 81471A
Authority
CH
Switzerland
Prior art keywords
hand timepiece
timepiece
hand
Prior art date
Application number
CH81471A
Other languages
French (fr)
Inventor
Paul Ditisheim S A
Original Assignee
Paul Ditisheim S A
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 Paul Ditisheim S A filed Critical Paul Ditisheim S A
Publication of CH81471A publication Critical patent/CH81471A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH81471A 1918-09-20 1918-09-20 Second hand timepiece CH81471A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH81471T 1918-09-20

Publications (1)

Publication Number Publication Date
CH81471A true CH81471A (en) 1919-11-01

Family

ID=4335855

Family Applications (1)

Application Number Title Priority Date Filing Date
CH81471A CH81471A (en) 1918-09-20 1918-09-20 Second hand timepiece

Country Status (1)

Country Link
CH (1) CH81471A (en)

Similar Documents

Publication Publication Date Title
FR505671A (en) Bearing for clockwork mechanism
CH81471A (en) Second hand timepiece
CH80849A (en) Timepiece
FR500317A (en) Timepiece
CH78961A (en) Timepiece
CH79985A (en) Timepiece
CH81336A (en) Racket for watch movements
FR504700A (en) Improvements in the manufacture of cartridge cases
FR519161A (en) Pivot artillery piece
CH80252A (en) Double dial watch
CH68690A (en) Wristwatch
CH67363A (en) Wristwatch
FR518683A (en) Pivot artillery piece
CH81334A (en) Clockwork movement
CH68695A (en) Wrist watch box
FR489509A (en) Improved prism binoculars
CH79983A (en) Timepiece for the blind
FR502064A (en) Dial thickness gauge
FR494923A (en) Claw-screw articulator
CH79195A (en) Watch dial
CH80552A (en) Negative time-setting mechanism
FR433638A (en) Special modification of the lever escapement (watchmaking)
CH76449A (en) Watch bezel
FR518591A (en) Pre-warning alarm clock
FR501616A (en) Improvements to watch mechanisms