CH18057A - Dust cover for watches - Google Patents

Dust cover for watches

Info

Publication number
CH18057A
CH18057A CH18057A CH18057DA CH18057A CH 18057 A CH18057 A CH 18057A CH 18057 A CH18057 A CH 18057A CH 18057D A CH18057D A CH 18057DA CH 18057 A CH18057 A CH 18057A
Authority
CH
Switzerland
Prior art keywords
watches
dust cover
dust
cover
Prior art date
Application number
CH18057A
Other languages
French (fr)
Inventor
Jules Verthier
Original Assignee
Jules Verthier
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 Jules Verthier filed Critical Jules Verthier
Publication of CH18057A publication Critical patent/CH18057A/en

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
    • G04B37/087—Protection of wrist or pocket watch cases against dust
    • 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
    • G04B37/0008—Cases for pocket watches and wrist watches

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH18057A 1898-12-01 1898-12-01 Dust cover for watches CH18057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH18057T 1898-12-01

Publications (1)

Publication Number Publication Date
CH18057A true CH18057A (en) 1899-10-31

Family

ID=4219005

Family Applications (1)

Application Number Title Priority Date Filing Date
CH18057A CH18057A (en) 1898-12-01 1898-12-01 Dust cover for watches

Country Status (1)

Country Link
CH (1) CH18057A (en)

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