FR818408A - Improvements made to watch movements - Google Patents

Improvements made to watch movements

Info

Publication number
FR818408A
FR818408A FR818408DA FR818408A FR 818408 A FR818408 A FR 818408A FR 818408D A FR818408D A FR 818408DA FR 818408 A FR818408 A FR 818408A
Authority
FR
France
Prior art keywords
improvements made
watch movements
watch
movements
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
Jean-Baptiste Coussegal
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 filed Critical
Application granted granted Critical
Publication of FR818408A publication Critical patent/FR818408A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B21/00—Indicating the time by acoustic means
    • G04B21/02—Regular striking mechanisms giving the full hour, half hour or quarter hour
    • G04B21/04—Hour wheels; Racks or rakes; Snails or similar control mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR818408D 1937-02-26 1937-02-26 Improvements made to watch movements Expired FR818408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR818408T 1937-02-26

Publications (1)

Publication Number Publication Date
FR818408A true FR818408A (en) 1937-09-25

Family

ID=9268869

Family Applications (1)

Application Number Title Priority Date Filing Date
FR818408D Expired FR818408A (en) 1937-02-26 1937-02-26 Improvements made to watch movements

Country Status (1)

Country Link
FR (1) FR818408A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654339A (en) * 1949-12-19 1953-10-06 Sperling John Indicator for working position of agricultural tools

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2654339A (en) * 1949-12-19 1953-10-06 Sperling John Indicator for working position of agricultural tools

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