FR738459A - Improvements to the isochronization of watch movements - Google Patents

Improvements to the isochronization of watch movements

Info

Publication number
FR738459A
FR738459A FR738459DA FR738459A FR 738459 A FR738459 A FR 738459A FR 738459D A FR738459D A FR 738459DA FR 738459 A FR738459 A FR 738459A
Authority
FR
France
Prior art keywords
isochronization
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
Leon-Pierre Delorme
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 FR738459A publication Critical patent/FR738459A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/10—Apparatus for producing preselected time intervals for use as timing standards using electric or electronic resonators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR738459D 1932-06-06 1932-06-06 Improvements to the isochronization of watch movements Expired FR738459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR738459T 1932-06-06

Publications (1)

Publication Number Publication Date
FR738459A true FR738459A (en) 1932-12-26

Family

ID=9132279

Family Applications (1)

Application Number Title Priority Date Filing Date
FR738459D Expired FR738459A (en) 1932-06-06 1932-06-06 Improvements to the isochronization of watch movements

Country Status (1)

Country Link
FR (1) FR738459A (en)

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