FR480657A - Electric clock - Google Patents

Electric clock

Info

Publication number
FR480657A
FR480657A FR480657DA FR480657A FR 480657 A FR480657 A FR 480657A FR 480657D A FR480657D A FR 480657DA FR 480657 A FR480657 A FR 480657A
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)
Inventor
Frederick Orlando Read
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR480657A publication Critical patent/FR480657A/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
    • G04C3/021—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 mechanical coupling

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR480657D 1915-07-08 1916-01-12 Electric clock Expired FR480657A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB480657X 1915-07-08

Publications (1)

Publication Number Publication Date
FR480657A true FR480657A (en) 1916-09-07

Family

ID=1517862

Family Applications (1)

Application Number Title Priority Date Filing Date
FR480657D Expired FR480657A (en) 1915-07-08 1916-01-12 Electric clock

Country Status (1)

Country Link
FR (1) FR480657A (en)

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