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FR68170E - Improvements to electromagnetic time devices - Google Patents

Improvements to electromagnetic time devices

Info

Publication number
FR68170E
FR68170E FR68170DA FR68170E FR 68170 E FR68170 E FR 68170E FR 68170D A FR68170D A FR 68170DA FR 68170 E FR68170 E FR 68170E
Authority
FR
France
Prior art keywords
time devices
electromagnetic time
electromagnetic
devices
time
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
Marius Lavet
Jacques Dietsch
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.)
Leon Hatot SA France
Original Assignee
Leon Hatot SA France
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 Leon Hatot SA France filed Critical Leon Hatot SA France
Application granted granted Critical
Publication of FR68170E publication Critical patent/FR68170E/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR68170D 1955-07-27 1955-07-27 Improvements to electromagnetic time devices Expired FR68170E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68170T 1955-07-27

Publications (1)

Publication Number Publication Date
FR68170E true FR68170E (en) 1958-04-09

Family

ID=8700255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68170D Expired FR68170E (en) 1955-07-27 1955-07-27 Improvements to electromagnetic time devices

Country Status (1)

Country Link
FR (1) FR68170E (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1167753B (en) * 1960-04-04 1964-04-09 Reich Robert W Time-keeping device, especially an electric clock
DE1180327B (en) * 1960-05-20 1964-10-22 Reich Robert W Electronic control device for clocks, especially clocks with a return coil spring
DE1235822B (en) * 1957-07-11 1967-03-02 Siemens Ag Electronic clock drive

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1235822B (en) * 1957-07-11 1967-03-02 Siemens Ag Electronic clock drive
DE1167753B (en) * 1960-04-04 1964-04-09 Reich Robert W Time-keeping device, especially an electric clock
DE1180327B (en) * 1960-05-20 1964-10-22 Reich Robert W Electronic control device for clocks, especially clocks with a return coil spring

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