GB899341A - A watch glass of plastic material and method for producing same - Google Patents

A watch glass of plastic material and method for producing same

Info

Publication number
GB899341A
GB899341A GB170161A GB170161A GB899341A GB 899341 A GB899341 A GB 899341A GB 170161 A GB170161 A GB 170161A GB 170161 A GB170161 A GB 170161A GB 899341 A GB899341 A GB 899341A
Authority
GB
United Kingdom
Prior art keywords
watch glass
plastic material
producing same
jan
plastic layer
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
GB170161A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB899341A publication Critical patent/GB899341A/en
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
    • G04B39/004—Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/06—Dials
    • G04B19/18—Graduations on the crystal or glass, on the bezel, or on the rim

Abstract

899,341. Watches. TAUBERT, B. Jan. 16, 1961 [Jan 18, 1960], No. 1701/61. Class 139. A plastic watch glass has the hour symbols 1 embedded therein and has minute markings 2 of luminescent material. The hour symbols are located in recesses in a first plastic layer to which a second plastic layer is applied by compression at a raised temperature.
GB170161A 1960-01-18 1961-01-16 A watch glass of plastic material and method for producing same Expired GB899341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH48960A CH367445A (en) 1960-01-18 1960-01-18 Watch glass of plastic and process for obtaining it

Publications (1)

Publication Number Publication Date
GB899341A true GB899341A (en) 1962-06-20

Family

ID=4188171

Family Applications (1)

Application Number Title Priority Date Filing Date
GB170161A Expired GB899341A (en) 1960-01-18 1961-01-16 A watch glass of plastic material and method for producing same

Country Status (2)

Country Link
CH (1) CH367445A (en)
GB (1) GB899341A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633355A (en) * 1969-07-05 1972-01-11 Sakata Watch Co Ltd Watch crystal and hands with reflective mirror dial
GB2240411A (en) * 1990-01-26 1991-07-31 Seiko Instr Inc Analog timepiece
WO2005047989A2 (en) * 2003-11-12 2005-05-26 Cosetta Schiavolini Horology crystal with three-dimensional decoration

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1281505A (en) * 1969-07-05 1972-07-12 Sakata Watch Co Ltd An improved watch
US3657876A (en) * 1970-01-16 1972-04-25 Frank R Hancock Jr Fog proof watch crystal
JPS4941163U (en) * 1972-07-11 1974-04-11
JPS49142273U (en) * 1973-04-06 1974-12-07
JPS51104374A (en) * 1975-03-11 1976-09-16 Nobuo Myazaki TOKEI YOGARASU
DE9015372U1 (en) * 1990-08-03 1991-01-24 Chung, Thomas, 1000 Berlin, De
CH692256A5 (en) * 1997-10-16 2002-04-15 Rolex Montres Method of indelible marking of a watch glass, ice comprising a marking according to this method and watch provided with such a mirror.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633355A (en) * 1969-07-05 1972-01-11 Sakata Watch Co Ltd Watch crystal and hands with reflective mirror dial
GB2240411A (en) * 1990-01-26 1991-07-31 Seiko Instr Inc Analog timepiece
WO2005047989A2 (en) * 2003-11-12 2005-05-26 Cosetta Schiavolini Horology crystal with three-dimensional decoration
WO2005047989A3 (en) * 2003-11-12 2005-06-23 Cosetta Schiavolini Horology crystal with three-dimensional decoration

Also Published As

Publication number Publication date
CH367445A (en) 1963-03-29
CH48960A4 (en) 1962-10-31

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