CH72521A - Watch crystal fixing device - Google Patents

Watch crystal fixing device

Info

Publication number: CH72521A
Authority: CH; Switzerland
Prior art keywords: fixing device; watch crystal; crystal fixing; watch; fixing
Prior art date: 1915-06-12

Application number

CH72521A

Other languages

French (fr)

Inventor

Albert Dumont

Original Assignee

Albert Dumont

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.)

1915-06-12

Filing date

1915-06-12

Publication date

1916-07-01

1915-06-12 Application filed by Albert Dumont filed Critical Albert Dumont

1916-07-01 Publication of CH72521A publication Critical patent/CH72521A/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
- G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
- G04B39/002—Watch crystals; Fastening or sealing of crystals; Clock glasses made of glass

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

CH72521A 1915-06-12 1915-06-12 Watch crystal fixing device CH72521A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH72521T		1915-06-12

Publications (1)

Publication Number	Publication Date
CH72521A true CH72521A (en)	1916-07-01

Family

ID=4322212

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH72521A CH72521A (en)	1915-06-12	1915-06-12	Watch crystal fixing device

Country Status (1)

Country	Link
CH (1)	CH72521A (en)

1915
- 1915-06-12 CH CH72521A patent/CH72521A/en unknown

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