FR772324A - Perfectionnements aux horloges et appareils similaires - Google Patents

Perfectionnements aux horloges et appareils similaires

Info

Publication number
FR772324A
FR772324A FR772324DA FR772324A FR 772324 A FR772324 A FR 772324A FR 772324D A FR772324D A FR 772324DA FR 772324 A FR772324 A FR 772324A
Authority
FR
France
Prior art keywords
clocks
similar devices
similar
devices
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.)
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 FR772324A publication Critical patent/FR772324A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/20—Indicating by numbered bands, drums, discs, or sheets
    • G04B19/21—Drums

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR772324D 1933-07-24 1933-07-24 Perfectionnements aux horloges et appareils similaires Expired FR772324A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR772324T 1933-07-24

Publications (1)

Publication Number Publication Date
FR772324A true FR772324A (fr) 1934-10-27

Family

ID=9193933

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772324D Expired FR772324A (fr) 1933-07-24 1933-07-24 Perfectionnements aux horloges et appareils similaires

Country Status (1)

Country Link
FR (1) FR772324A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049863A (en) * 1960-04-26 1962-08-21 Boivin C Ranney Globe and clock construction
FR2433851A1 (fr) * 1974-03-07 1980-03-14 Seiko Instr & Electronics Micromoteur pas a pas
US5598071A (en) * 1994-07-11 1997-01-28 Seagate Technology Method for starting and commutating a permanent-magnet direct current motor having a single phase winding
US6080352A (en) * 1994-07-11 2000-06-27 Seagate Technologies, Inc. Method of magnetizing a ring-shaped magnet

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049863A (en) * 1960-04-26 1962-08-21 Boivin C Ranney Globe and clock construction
FR2433851A1 (fr) * 1974-03-07 1980-03-14 Seiko Instr & Electronics Micromoteur pas a pas
US5598071A (en) * 1994-07-11 1997-01-28 Seagate Technology Method for starting and commutating a permanent-magnet direct current motor having a single phase winding
US6080352A (en) * 1994-07-11 2000-06-27 Seagate Technologies, Inc. Method of magnetizing a ring-shaped magnet

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