FR1074203A - Verre de montre à double paroi - Google Patents

Verre de montre à double paroi

Info

Publication number
FR1074203A
FR1074203A FR1074203DA FR1074203A FR 1074203 A FR1074203 A FR 1074203A FR 1074203D A FR1074203D A FR 1074203DA FR 1074203 A FR1074203 A FR 1074203A
Authority
FR
France
Prior art keywords
double wall
watch glass
wall watch
glass
double
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
English (en)
Inventor
Jean-Edouard-Victor Auchere
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 FR1074203A publication Critical patent/FR1074203A/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1074203D 1952-03-03 1953-03-02 Verre de montre à double paroi Expired FR1074203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1074203X 1952-03-03

Publications (1)

Publication Number Publication Date
FR1074203A true FR1074203A (fr) 1954-10-04

Family

ID=4556001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1074203D Expired FR1074203A (fr) 1952-03-03 1953-03-02 Verre de montre à double paroi

Country Status (1)

Country Link
FR (1) FR1074203A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2854815A (en) * 1954-09-24 1958-10-07 Piquerez Ervin Double watch crystal with moisture absorbent and indicating packing
US3657876A (en) * 1970-01-16 1972-04-25 Frank R Hancock Jr Fog proof watch crystal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2854815A (en) * 1954-09-24 1958-10-07 Piquerez Ervin Double watch crystal with moisture absorbent and indicating packing
US3657876A (en) * 1970-01-16 1972-04-25 Frank R Hancock Jr Fog proof watch crystal

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