FR542248A - Horloge électrique - Google Patents

Horloge électrique

Info

Publication number
FR542248A
FR542248A FR542248DA FR542248A FR 542248 A FR542248 A FR 542248A FR 542248D A FR542248D A FR 542248DA FR 542248 A FR542248 A FR 542248A
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
Jacques-Marie-Michel Demoug
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 FR542248A publication Critical patent/FR542248A/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
    • G04C3/027—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 electromagnetic coupling between electric power source and pendulum

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR542248D 1921-10-12 1921-10-12 Horloge électrique Expired FR542248A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR542248T 1921-10-12

Publications (1)

Publication Number Publication Date
FR542248A true FR542248A (fr) 1922-08-08

Family

ID=8930743

Family Applications (1)

Application Number Title Priority Date Filing Date
FR542248D Expired FR542248A (fr) 1921-10-12 1921-10-12 Horloge électrique

Country Status (1)

Country Link
FR (1) FR542248A (fr)

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