FR659433A - Pendule électrique perfectionnée - Google Patents

Pendule électrique perfectionnée

Info

Publication number
FR659433A
FR659433A FR659433DA FR659433A FR 659433 A FR659433 A FR 659433A FR 659433D A FR659433D A FR 659433DA FR 659433 A FR659433 A FR 659433A
Authority
FR
France
Prior art keywords
advanced electric
electric pendulum
pendulum
advanced
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
Maurice Helpman
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 FR659433A publication Critical patent/FR659433A/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)
FR659433D 1928-08-23 1928-08-23 Pendule électrique perfectionnée Expired FR659433A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR659433T 1928-08-23

Publications (1)

Publication Number Publication Date
FR659433A true FR659433A (fr) 1929-06-28

Family

ID=9009663

Family Applications (1)

Application Number Title Priority Date Filing Date
FR659433D Expired FR659433A (fr) 1928-08-23 1928-08-23 Pendule électrique perfectionnée

Country Status (1)

Country Link
FR (1) FR659433A (fr)

Similar Documents

Publication Publication Date Title
FR679712A (fr) Machine électrique
FR668790A (fr) Horloge électrique
FR659433A (fr) Pendule électrique perfectionnée
FR654451A (fr) Pendule électrique perfectionnée
FR661157A (fr) Verrou électrique
FR668218A (fr) Traversée électrique
FR670719A (fr) Accumulateur électrique
FR593224A (fr) Pendule électrique
FR670086A (fr) Montre électrique
FR664337A (fr) Montre électrique
FR653795A (fr) Condensateur électrique
FR650361A (fr) Palan électrique
FR669949A (fr) Interrupteur électrique
FR664192A (fr) Interrupteur électrique
FR644628A (fr) Pendule électrique
FR646091A (fr) Pendule électrique
FR656807A (fr) Générateur électrique
FR657165A (fr) Avertisseur horaire électrique
FR653365A (fr) Trusquin électrique
FR666492A (fr) Traversée électrique
FR667341A (fr) Accumulateur électrique
FR36245E (fr) Accumulateur électrique
FR664644A (fr) Lanterne électrique
FR663220A (fr) Gramophone électrique
FR593031A (fr) Pendule électrique