FR516209A - Improvements to watch movements - Google Patents

Improvements to watch movements

Info

Publication number
FR516209A
FR516209A FR516209A FR516209DA FR516209A FR 516209 A FR516209 A FR 516209A FR 516209 A FR516209 A FR 516209A FR 516209D A FR516209D A FR 516209DA FR 516209 A FR516209 A FR 516209A
Authority
FR
France
Prior art keywords
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
FR516209A
Other languages
French (fr)
Inventor
Thomas Watson
Christopher Frederick Webb
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR516209A publication Critical patent/FR516209A/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
    • G04B18/00—Mechanisms for setting frequency
    • G04B18/04—Adjusting the beat of the pendulum, balance, or the like, e.g. putting into beat

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR516209A 1919-06-17 1920-06-01 Improvements to watch movements Expired FR516209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB516209X 1919-06-17

Publications (1)

Publication Number Publication Date
FR516209A true FR516209A (en) 1921-04-15

Family

ID=10460745

Family Applications (1)

Application Number Title Priority Date Filing Date
FR516209A Expired FR516209A (en) 1919-06-17 1920-06-01 Improvements to watch movements

Country Status (1)

Country Link
FR (1) FR516209A (en)

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