FR548330A - Horloge électrique - Google Patents

Horloge électrique

Info

Publication number
FR548330A
FR548330A FR548330DA FR548330A FR 548330 A FR548330 A FR 548330A FR 548330D A FR548330D A FR 548330DA FR 548330 A FR548330 A FR 548330A
Authority
FR
France
Prior art keywords
electric clock
clock
electric
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
Antoine-Joseph-Hippo Petit
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 FR548330A publication Critical patent/FR548330A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/02—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a pendulum
    • G04C3/025—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a pendulum using more than one pendulum

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR548330D 1921-06-08 1921-06-08 Horloge électrique Expired FR548330A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR548330T 1921-06-08

Publications (1)

Publication Number Publication Date
FR548330A true FR548330A (fr) 1923-01-12

Family

ID=8934747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR548330D Expired FR548330A (fr) 1921-06-08 1921-06-08 Horloge électrique

Country Status (1)

Country Link
FR (1) FR548330A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2590365A (en) * 1945-02-28 1952-03-25 Anderson Clare Oscillatory timing mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2590365A (en) * 1945-02-28 1952-03-25 Anderson Clare Oscillatory timing mechanism

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