FR765232A - Waterproof cases for watches - Google Patents

Waterproof cases for watches

Info

Publication number
FR765232A
FR765232A FR765232DA FR765232A FR 765232 A FR765232 A FR 765232A FR 765232D A FR765232D A FR 765232DA FR 765232 A FR765232 A FR 765232A
Authority
FR
France
Prior art keywords
watches
waterproof cases
waterproof
cases
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
Pierre Andre Perrin
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 FR765232A publication Critical patent/FR765232A/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
    • G04B37/088—Means affording hermetic sealing inside the case, e.g. protective case for the clockwork against dust, the escapement being in a hermetically sealed case

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR765232D 1933-12-04 1933-12-04 Waterproof cases for watches Expired FR765232A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR765232T 1933-12-04

Publications (1)

Publication Number Publication Date
FR765232A true FR765232A (en) 1934-06-05

Family

ID=9182633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR765232D Expired FR765232A (en) 1933-12-04 1933-12-04 Waterproof cases for watches

Country Status (1)

Country Link
FR (1) FR765232A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2582706A (en) * 1949-06-23 1952-01-15 Stefan M Kudelski Watch
DE1157697B (en) * 1953-04-08 1963-11-21 Dr Johannes Knappstein Electrical measuring instrument for workshop and company use
US3640065A (en) * 1969-02-17 1972-02-08 Schlup & Cie Sa Watertight watchcase for wristwatches

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2582706A (en) * 1949-06-23 1952-01-15 Stefan M Kudelski Watch
DE1157697B (en) * 1953-04-08 1963-11-21 Dr Johannes Knappstein Electrical measuring instrument for workshop and company use
US3640065A (en) * 1969-02-17 1972-02-08 Schlup & Cie Sa Watertight watchcase for wristwatches

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