FR836811A - Improvements made to clockwork mechanisms, particularly electric clocks - Google Patents

Improvements made to clockwork mechanisms, particularly electric clocks

Info

Publication number
FR836811A
FR836811A FR836811DA FR836811A FR 836811 A FR836811 A FR 836811A FR 836811D A FR836811D A FR 836811DA FR 836811 A FR836811 A FR 836811A
Authority
FR
France
Prior art keywords
improvements made
particularly electric
electric clocks
clockwork mechanisms
clockwork
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
Jarry
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 FR836811A publication Critical patent/FR836811A/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
    • G04C3/033—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 torsion pendulums; using conical pendulums
    • G04C3/0335—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 torsion pendulums; using conical pendulums using conical pendulums

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR836811D 1937-04-17 1938-04-16 Improvements made to clockwork mechanisms, particularly electric clocks Expired FR836811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU836811X 1937-04-17

Publications (1)

Publication Number Publication Date
FR836811A true FR836811A (en) 1939-01-26

Family

ID=19733978

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836811D Expired FR836811A (en) 1937-04-17 1938-04-16 Improvements made to clockwork mechanisms, particularly electric clocks

Country Status (1)

Country Link
FR (1) FR836811A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1045325B (en) * 1951-03-22 1958-11-27 Conservatoire Nat Des Arts Et Electric drive with constant speed for measuring or calibration devices, especially electric clocks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1045325B (en) * 1951-03-22 1958-11-27 Conservatoire Nat Des Arts Et Electric drive with constant speed for measuring or calibration devices, especially electric clocks

Similar Documents

Publication Publication Date Title
FR857975A (en) Improvements to skis
FR836811A (en) Improvements made to clockwork mechanisms, particularly electric clocks
FR845419A (en) Improvements to skis
FR951639A (en) Improvements made to tabulators
FR50857E (en) Improvements to watch straps
FR843237A (en) Improvements to clocks or alarm clocks
FR833874A (en) Improvements to electric watches
FR844493A (en) Improvements to electric clocks
FR818408A (en) Improvements made to watch movements
FR832615A (en) Improvements to electric clocks
FR828474A (en) Improvements to watch straps
FR829157A (en) Electric timepieces
CH196015A (en) Wristwatch.
FR847726A (en) Improvements to watch straps
FR834782A (en) Improvements to electric watches
FR839616A (en) Watch
FR837154A (en) Watch
FR843671A (en) Improvements to electric watches
FR832332A (en) Clock
FR821943A (en) World clock
AU113738B2 (en) Improvements relating to dumptrucks
FR812071A (en) Improvements to savings clocks
FR784551A (en) Improvements to watches, especially wristwatches
CA367814A (en) Electric clock
CA365120A (en) Electric clock