FR478773A - Electric clock - Google Patents

Electric clock

Info

Publication number
FR478773A
FR478773A FR478773DA FR478773A FR 478773 A FR478773 A FR 478773A FR 478773D A FR478773D A FR 478773DA FR 478773 A FR478773 A FR 478773A
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
French (fr)
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.)
WARREN CLOCK CO
Original Assignee
WARREN CLOCK CO
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 WARREN CLOCK CO filed Critical WARREN CLOCK CO
Application granted granted Critical
Publication of FR478773A publication Critical patent/FR478773A/en
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)
FR478773D 1915-05-21 1915-05-21 Electric clock Expired FR478773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR478773T 1915-05-21

Publications (1)

Publication Number Publication Date
FR478773A true FR478773A (en) 1916-01-07

Family

ID=1516240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR478773D Expired FR478773A (en) 1915-05-21 1915-05-21 Electric clock

Country Status (1)

Country Link
FR (1) FR478773A (en)

Similar Documents

Publication Publication Date Title
FR479376A (en) Electric pendulum
FR480657A (en) Electric clock
FR478773A (en) Electric clock
CH74040A (en) Dial
FR513313A (en) Electric comb
FR471324A (en) Electric clock
FR460140A (en) Electric clock
CH74278A (en) Electric capacity
FR21966E (en) New electric rectifier
CH71828A (en) Wristwatch
FR444579A (en) Electric clock
CH55986A (en) Electric clock
CH57812A (en) Electric clock
FR481330A (en) Magneto electric
CH73230A (en) Electric generator
FR493516A (en) Electric stove
CH72029A (en) Electric rechaud
FR20656E (en) New electric meter
FR532967A (en) Electric oven
FR481001A (en) Electric oven
CH76114A (en) Electric chronoscope
FR483071A (en) Electric capacity
CH76765A (en) Electric capacity
CH75305A (en) Electric capacity
FR472842A (en) Electric igniter