FR748635A - Regulating balance spring series for time measuring instruments - Google Patents

Regulating balance spring series for time measuring instruments

Info

Publication number
FR748635A
FR748635A FR748635DA FR748635A FR 748635 A FR748635 A FR 748635A FR 748635D A FR748635D A FR 748635DA FR 748635 A FR748635 A FR 748635A
Authority
FR
France
Prior art keywords
time measuring
measuring instruments
balance spring
spring series
regulating balance
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
Andre Donat
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 FR748635A publication Critical patent/FR748635A/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
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/04—Oscillators acting by spring tension

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR748635D 1932-03-26 1932-03-26 Regulating balance spring series for time measuring instruments Expired FR748635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR748635T 1932-03-26

Publications (1)

Publication Number Publication Date
FR748635A true FR748635A (en) 1933-07-06

Family

ID=9148565

Family Applications (1)

Application Number Title Priority Date Filing Date
FR748635D Expired FR748635A (en) 1932-03-26 1932-03-26 Regulating balance spring series for time measuring instruments

Country Status (1)

Country Link
FR (1) FR748635A (en)

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