FR690489A - Pendule - Google Patents

Pendule

Info

Publication number
FR690489A
FR690489A FR690489DA FR690489A FR 690489 A FR690489 A FR 690489A FR 690489D A FR690489D A FR 690489DA FR 690489 A FR690489 A FR 690489A
Authority
FR
France
Prior art keywords
pendulum
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
English (en)
Inventor
Michel Barkan
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 FR690489A publication Critical patent/FR690489A/fr
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
    • G04B19/00—Indicating the time by visual means
    • G04B19/30—Illumination of dials or hands

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR690489D 1930-02-24 1930-02-24 Pendule Expired FR690489A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR690489T 1930-02-24

Publications (1)

Publication Number Publication Date
FR690489A true FR690489A (fr) 1930-09-20

Family

ID=9029629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR690489D Expired FR690489A (fr) 1930-02-24 1930-02-24 Pendule

Country Status (1)

Country Link
FR (1) FR690489A (fr)

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