FR834782A - Perfectionnements aux montres électriques - Google Patents

Perfectionnements aux montres électriques

Info

Publication number
FR834782A
FR834782A FR834782DA FR834782A FR 834782 A FR834782 A FR 834782A FR 834782D A FR834782D A FR 834782DA FR 834782 A FR834782 A FR 834782A
Authority
FR
France
Prior art keywords
electric watches
watches
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)
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.)
AUXILIAIRE POUR LE DEV D IND M
Original Assignee
AUXILIAIRE POUR LE DEV D IND M
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 AUXILIAIRE POUR LE DEV D IND M filed Critical AUXILIAIRE POUR LE DEV D IND M
Application granted granted Critical
Publication of FR834782A publication Critical patent/FR834782A/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
    • G04C3/04—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
    • G04C3/061—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 the balance controlling contacts and mechanically driving the gear-train

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR834782D 1937-08-11 1937-08-11 Perfectionnements aux montres électriques Expired FR834782A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR834782T 1937-08-11

Publications (1)

Publication Number Publication Date
FR834782A true FR834782A (fr) 1938-12-01

Family

ID=9297319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR834782D Expired FR834782A (fr) 1937-08-11 1937-08-11 Perfectionnements aux montres électriques

Country Status (1)

Country Link
FR (1) FR834782A (fr)

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