FR334694A - Improvements made to the "boulengé-bréger" chronograph - Google Patents

Improvements made to the "boulengé-bréger" chronograph

Info

Publication number
FR334694A
FR334694A FR334694DA FR334694A FR 334694 A FR334694 A FR 334694A FR 334694D A FR334694D A FR 334694DA FR 334694 A FR334694 A FR 334694A
Authority
FR
France
Prior art keywords
bréger
boulengé
chronograph
improvements made
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Abel-Louis Doignon
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABEL-LOUIS DOIGNON
Original Assignee
ABEL-LOUIS DOIGNON
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 ABEL-LOUIS DOIGNON filed Critical ABEL-LOUIS DOIGNON
Application granted granted Critical
Publication of FR334694A publication Critical patent/FR334694A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F7/00—Apparatus for measuring unknown time intervals by non-electric means
    • G04F7/02—Apparatus for measuring unknown time intervals by non-electric means by measuring the distance of fall or the final velocity of a falling body

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR334694D 1903-08-18 1903-08-18 Improvements made to the "boulengé-bréger" chronograph Expired FR334694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR334694T 1903-08-18

Publications (1)

Publication Number Publication Date
FR334694A true FR334694A (en) 1903-12-29

Family

ID=1384208

Family Applications (1)

Application Number Title Priority Date Filing Date
FR334694D Expired FR334694A (en) 1903-08-18 1903-08-18 Improvements made to the "boulengé-bréger" chronograph

Country Status (1)

Country Link
FR (1) FR334694A (en)

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