FR787605A - Improvements to clocks and electric clocks - Google Patents

Improvements to clocks and electric clocks

Info

Publication number
FR787605A
FR787605A FR787605DA FR787605A FR 787605 A FR787605 A FR 787605A FR 787605D A FR787605D A FR 787605DA FR 787605 A FR787605 A FR 787605A
Authority
FR
France
Prior art keywords
clocks
electric
electric clocks
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
Mome Marie Alphonse Marcel
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 FR787605A publication Critical patent/FR787605A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C15/00—Clocks driven by synchronous motors
    • G04C15/0054—Clocks driven by synchronous motors with power-reserve

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR787605D 1934-06-20 1934-06-20 Improvements to clocks and electric clocks Expired FR787605A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR787605T 1934-06-20

Publications (1)

Publication Number Publication Date
FR787605A true FR787605A (en) 1935-09-26

Family

ID=9219039

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787605D Expired FR787605A (en) 1934-06-20 1934-06-20 Improvements to clocks and electric clocks

Country Status (1)

Country Link
FR (1) FR787605A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1138601B (en) * 1953-09-30 1962-10-25 Siemens Ag Drive device for precision mechanical devices
DE1139343B (en) * 1953-09-30 1962-11-08 Siemens Ag Motorized drive of two or more rotating devices with a common drive motor, especially for tariff devices
DE1233785B (en) * 1963-03-27 1967-02-02 Licentia Gmbh Electric clock with a spring mechanism that is constantly wound up by a motor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1138601B (en) * 1953-09-30 1962-10-25 Siemens Ag Drive device for precision mechanical devices
DE1139343B (en) * 1953-09-30 1962-11-08 Siemens Ag Motorized drive of two or more rotating devices with a common drive motor, especially for tariff devices
DE1233785B (en) * 1963-03-27 1967-02-02 Licentia Gmbh Electric clock with a spring mechanism that is constantly wound up by a motor

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