CH3848A - Advanced quarter-second chronograph - Google Patents

Advanced quarter-second chronograph

Info

Publication number
CH3848A
CH3848A CH3848A CH3848DA CH3848A CH 3848 A CH3848 A CH 3848A CH 3848 A CH3848 A CH 3848A CH 3848D A CH3848D A CH 3848DA CH 3848 A CH3848 A CH 3848A
Authority
CH
Switzerland
Prior art keywords
chronograph
quarter
advanced
advanced quarter
Prior art date
Application number
CH3848A
Other languages
French (fr)
Inventor
A-F Pfister
Original Assignee
Pfister A F
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 Pfister A F filed Critical Pfister A F
Publication of CH3848A publication Critical patent/CH3848A/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
    • G04F7/06—Apparatus for measuring unknown time intervals by non-electric means using a mechanical oscillator running only during the time interval to be measured, e.g. stop-watch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH3848A 1891-08-01 1891-08-01 Advanced quarter-second chronograph CH3848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3848T 1891-08-01

Publications (1)

Publication Number Publication Date
CH3848A true CH3848A (en) 1892-02-29

Family

ID=4185776

Family Applications (1)

Application Number Title Priority Date Filing Date
CH3848A CH3848A (en) 1891-08-01 1891-08-01 Advanced quarter-second chronograph

Country Status (1)

Country Link
CH (1) CH3848A (en)

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