CH25519A - Dust cover for watches - Google Patents

Dust cover for watches

Info

Publication number
CH25519A
CH25519A CH25519A CH25519DA CH25519A CH 25519 A CH25519 A CH 25519A CH 25519 A CH25519 A CH 25519A CH 25519D A CH25519D A CH 25519DA CH 25519 A CH25519 A CH 25519A
Authority
CH
Switzerland
Prior art keywords
watches
dust cover
dust
cover
Prior art date
Application number
CH25519A
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 CH25519A publication Critical patent/CH25519A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH25519A 1902-03-15 1902-03-15 Dust cover for watches CH25519A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH25519T 1902-03-15

Publications (1)

Publication Number Publication Date
CH25519A true CH25519A (en) 1903-05-15

Family

ID=4236341

Family Applications (1)

Application Number Title Priority Date Filing Date
CH25519A CH25519A (en) 1902-03-15 1902-03-15 Dust cover for watches

Country Status (1)

Country Link
CH (1) CH25519A (en)

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