FR864614A - Improvements to waterproof watch cases - Google Patents

Improvements to waterproof watch cases

Info

Publication number
FR864614A
FR864614A FR864614DA FR864614A FR 864614 A FR864614 A FR 864614A FR 864614D A FR864614D A FR 864614DA FR 864614 A FR864614 A FR 864614A
Authority
FR
France
Prior art keywords
watch cases
waterproof watch
waterproof
cases
watch
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
Ernest Morf
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 FR864614A publication Critical patent/FR864614A/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
    • G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G04B39/02—Sealing crystals or glasses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR864614D 1939-05-10 1940-04-02 Improvements to waterproof watch cases Expired FR864614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH864614X 1939-05-10

Publications (1)

Publication Number Publication Date
FR864614A true FR864614A (en) 1941-05-01

Family

ID=4543502

Family Applications (1)

Application Number Title Priority Date Filing Date
FR864614D Expired FR864614A (en) 1939-05-10 1940-04-02 Improvements to waterproof watch cases

Country Status (1)

Country Link
FR (1) FR864614A (en)

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