FR1007419A - Mécanisme de durée de sonnerie - Google Patents

Mécanisme de durée de sonnerie

Info

Publication number
FR1007419A
FR1007419A FR1007419DA FR1007419A FR 1007419 A FR1007419 A FR 1007419A FR 1007419D A FR1007419D A FR 1007419DA FR 1007419 A FR1007419 A FR 1007419A
Authority
FR
France
Prior art keywords
ring duration
duration mechanism
ring
duration
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
Fernand Roblin
Maurice Huber
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 FR1007419A publication Critical patent/FR1007419A/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
    • G04B23/00—Arrangements producing acoustic signals at preselected times
    • G04B23/02—Alarm clocks
    • G04B23/10—Alarm clocks with presignal; with repeated signal; with changeable intensity of sound

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
FR1007419D 1949-12-24 1949-12-24 Mécanisme de durée de sonnerie Expired FR1007419A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1007419T 1949-12-24

Publications (1)

Publication Number Publication Date
FR1007419A true FR1007419A (fr) 1952-05-06

Family

ID=9566581

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1007419D Expired FR1007419A (fr) 1949-12-24 1949-12-24 Mécanisme de durée de sonnerie

Country Status (1)

Country Link
FR (1) FR1007419A (fr)

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