FR1204331A - Electric watch - Google Patents

Electric watch

Info

Publication number
FR1204331A
FR1204331A FR1204331DA FR1204331A FR 1204331 A FR1204331 A FR 1204331A FR 1204331D A FR1204331D A FR 1204331DA FR 1204331 A FR1204331 A FR 1204331A
Authority
FR
France
Prior art keywords
electric watch
watch
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.)
Hamilton Watch Co
Original Assignee
Hamilton Watch 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 Hamilton Watch Co filed Critical Hamilton Watch Co
Application granted granted Critical
Publication of FR1204331A publication Critical patent/FR1204331A/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
    • G04C3/04—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 balance
    • G04C3/06—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 balance using electromagnetic coupling between electric power source and balance

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR1204331D 1956-12-31 1957-12-11 Electric watch Expired FR1204331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1204331XA 1956-12-31 1956-12-31

Publications (1)

Publication Number Publication Date
FR1204331A true FR1204331A (en) 1960-01-25

Family

ID=22390240

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1204331D Expired FR1204331A (en) 1956-12-31 1957-12-11 Electric watch

Country Status (1)

Country Link
FR (1) FR1204331A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1219410B (en) * 1960-07-28 1966-06-16 United States Time Corp Locking device for magnetically locking a toothed, magnetizable ratchet wheel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1219410B (en) * 1960-07-28 1966-06-16 United States Time Corp Locking device for magnetically locking a toothed, magnetizable ratchet wheel

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