CH930A - Device applicable to winding watches to prevent the penetration of dust by the pendant - Google Patents

Device applicable to winding watches to prevent the penetration of dust by the pendant

Info

Publication number
CH930A
CH930A CH930A CH930DA CH930A CH 930 A CH930 A CH 930A CH 930 A CH930 A CH 930A CH 930D A CH930D A CH 930DA CH 930 A CH930 A CH 930A
Authority
CH
Switzerland
Prior art keywords
pendant
penetration
dust
prevent
device applicable
Prior art date
Application number
CH930A
Other languages
French (fr)
Inventor
Gedeon Thommen
Original Assignee
Gedeon Thommen
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 Gedeon Thommen filed Critical Gedeon Thommen
Publication of CH930A publication Critical patent/CH930A/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
    • G04B37/10—Hermetic sealing of openings, joints, passages or slits of winding stems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH930A 1889-05-06 1889-05-06 Device applicable to winding watches to prevent the penetration of dust by the pendant CH930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH930T 1889-05-06

Publications (1)

Publication Number Publication Date
CH930A true CH930A (en) 1889-12-31

Family

ID=4179081

Family Applications (1)

Application Number Title Priority Date Filing Date
CH930A CH930A (en) 1889-05-06 1889-05-06 Device applicable to winding watches to prevent the penetration of dust by the pendant

Country Status (1)

Country Link
CH (1) CH930A (en)

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