FR751920A - Calendrier automatique - Google Patents

Calendrier automatique

Info

Publication number
FR751920A
FR751920A FR751920DA FR751920A FR 751920 A FR751920 A FR 751920A FR 751920D A FR751920D A FR 751920DA FR 751920 A FR751920 A FR 751920A
Authority
FR
France
Prior art keywords
automatic calendar
calendar
automatic
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)
Inventor
Eduard Krcmar
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 FR751920A publication Critical patent/FR751920A/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
    • G04B19/24—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars
    • G04B19/243—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator
    • G04B19/257—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator drum-shaped or three-dimensional shaped
    • G04B19/2573—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement
    • G04B19/2578—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released by their own energy source which is released at regular time intervals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR751920D 1932-01-28 1933-01-27 Calendrier automatique Expired FR751920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS751920X 1932-01-28

Publications (1)

Publication Number Publication Date
FR751920A true FR751920A (fr) 1933-09-12

Family

ID=5455349

Family Applications (1)

Application Number Title Priority Date Filing Date
FR751920D Expired FR751920A (fr) 1932-01-28 1933-01-27 Calendrier automatique

Country Status (1)

Country Link
FR (1) FR751920A (fr)

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