FR677770A - Ringing stop device for alarm clocks - Google Patents

Ringing stop device for alarm clocks

Info

Publication number
FR677770A
FR677770A FR677770DA FR677770A FR 677770 A FR677770 A FR 677770A FR 677770D A FR677770D A FR 677770DA FR 677770 A FR677770 A FR 677770A
Authority
FR
France
Prior art keywords
stop device
alarm clocks
ringing stop
ringing
clocks
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)
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.)
MANUF HORLOGERIE BETHUNE
Original Assignee
MANUF HORLOGERIE BETHUNE
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 MANUF HORLOGERIE BETHUNE filed Critical MANUF HORLOGERIE BETHUNE
Application granted granted Critical
Publication of FR677770A publication Critical patent/FR677770A/en
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
    • G04B23/03—Alarm signal stop arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
FR677770D 1929-07-03 1929-07-03 Ringing stop device for alarm clocks Expired FR677770A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR677770T 1929-07-03

Publications (1)

Publication Number Publication Date
FR677770A true FR677770A (en) 1930-03-14

Family

ID=9020658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR677770D Expired FR677770A (en) 1929-07-03 1929-07-03 Ringing stop device for alarm clocks

Country Status (1)

Country Link
FR (1) FR677770A (en)

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