FR1039334A - Alarm clock with dust protection - Google Patents

Alarm clock with dust protection

Info

Publication number
FR1039334A
FR1039334A FR1039334DA FR1039334A FR 1039334 A FR1039334 A FR 1039334A FR 1039334D A FR1039334D A FR 1039334DA FR 1039334 A FR1039334 A FR 1039334A
Authority
FR
France
Prior art keywords
alarm clock
dust protection
dust
protection
alarm
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.)
Langendorf Horlogerie
Original Assignee
Langendorf Horlogerie
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 Langendorf Horlogerie filed Critical Langendorf Horlogerie
Application granted granted Critical
Publication of FR1039334A publication Critical patent/FR1039334A/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
    • G04B37/00—Cases
    • G04B37/0075—Cases with means to enhance sound transmission
    • 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
    • G04B37/00—Cases
    • G04B37/08—Hermetic sealing of openings, joints, passages or slits
    • G04B37/087—Protection of wrist or pocket watch cases against dust
FR1039334D 1950-07-29 1951-07-03 Alarm clock with dust protection Expired FR1039334A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1039334X 1950-07-29

Publications (1)

Publication Number Publication Date
FR1039334A true FR1039334A (en) 1953-10-06

Family

ID=4554170

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1039334D Expired FR1039334A (en) 1950-07-29 1951-07-03 Alarm clock with dust protection

Country Status (1)

Country Link
FR (1) FR1039334A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000036473A1 (en) * 1998-12-15 2000-06-22 Bünter Sa Timepiece with sound mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000036473A1 (en) * 1998-12-15 2000-06-22 Bünter Sa Timepiece with sound mechanism

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