FR934190A - Watch case with back and middle blocking device - Google Patents

Watch case with back and middle blocking device

Info

Publication number
FR934190A
FR934190A FR934190DA FR934190A FR 934190 A FR934190 A FR 934190A FR 934190D A FR934190D A FR 934190DA FR 934190 A FR934190 A FR 934190A
Authority
FR
France
Prior art keywords
blocking device
watch case
middle blocking
watch
case
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)
Inventor
Aime Burdet
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 FR934190A publication Critical patent/FR934190A/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
    • G04B37/08—Hermetic sealing of openings, joints, passages or slits
    • G04B37/11—Hermetic sealing of openings, joints, passages or slits of the back cover of pocket or wrist watches
FR934190D 1946-10-05 1946-10-05 Watch case with back and middle blocking device Expired FR934190A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR934190T 1946-10-05

Publications (1)

Publication Number Publication Date
FR934190A true FR934190A (en) 1948-05-13

Family

ID=9455937

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934190D Expired FR934190A (en) 1946-10-05 1946-10-05 Watch case with back and middle blocking device

Country Status (1)

Country Link
FR (1) FR934190A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0744673A1 (en) * 1995-05-26 1996-11-27 Walca Sa Device for fastening a rotationally symmetrical piece, in particular a rotating ring, a back cover, and/or a watch crystal to a watch case

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0744673A1 (en) * 1995-05-26 1996-11-27 Walca Sa Device for fastening a rotationally symmetrical piece, in particular a rotating ring, a back cover, and/or a watch crystal to a watch case
US5654941A (en) * 1995-05-26 1997-08-05 Walca Sa Device for fastening a rotationally symmetrical part, in particular a rotatable ring, a back cover or a watch-glass to a watchcase

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