IT977723B - Lente per occhiali di vetro crown temprata chimicamente - Google Patents

Lente per occhiali di vetro crown temprata chimicamente

Info

Publication number
IT977723B
IT977723B IT6722273A IT6722273A IT977723B IT 977723 B IT977723 B IT 977723B IT 6722273 A IT6722273 A IT 6722273A IT 6722273 A IT6722273 A IT 6722273A IT 977723 B IT977723 B IT 977723B
Authority
IT
Italy
Prior art keywords
glasses lens
chemically hardened
crown glasses
crown
hardened
Prior art date
Application number
IT6722273A
Other languages
English (en)
Original Assignee
Jenaer Glaswerk Schott & Gen
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
Priority claimed from DE2205844A external-priority patent/DE2205844C3/de
Application filed by Jenaer Glaswerk Schott & Gen filed Critical Jenaer Glaswerk Schott & Gen
Application granted granted Critical
Publication of IT977723B publication Critical patent/IT977723B/it

Links

IT6722273A 1972-02-08 1973-02-02 Lente per occhiali di vetro crown temprata chimicamente IT977723B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2205844A DE2205844C3 (de) 1972-02-08 1972-02-08 Durch Alkaliionenaustausch chemisch gehärtetes Brillen-Fernteilglas

Publications (1)

Publication Number Publication Date
IT977723B true IT977723B (it) 1974-09-20

Family

ID=5835365

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6722273A IT977723B (it) 1972-02-08 1973-02-02 Lente per occhiali di vetro crown temprata chimicamente

Country Status (2)

Country Link
JP (1) JPS5434767B2 (it)
IT (1) IT977723B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5664939B2 (ja) * 2013-04-04 2015-02-04 日本電気硝子株式会社 強化ガラスの製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3790260A (en) * 1972-01-03 1974-02-05 Corning Glass Works High strength ophthalmic lens

Also Published As

Publication number Publication date
JPS5434767B2 (it) 1979-10-29
JPS4896611A (it) 1973-12-10

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