JPS5434767B2 - - Google Patents
Info
- Publication number
- JPS5434767B2 JPS5434767B2 JP1482173A JP1482173A JPS5434767B2 JP S5434767 B2 JPS5434767 B2 JP S5434767B2 JP 1482173 A JP1482173 A JP 1482173A JP 1482173 A JP1482173 A JP 1482173A JP S5434767 B2 JPS5434767 B2 JP S5434767B2
- Authority
- JP
- Japan
- 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
Links
Landscapes
- Eyeglasses (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
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 (2)
| Publication Number | Publication Date |
|---|---|
| JPS4896611A JPS4896611A (cs) | 1973-12-10 |
| JPS5434767B2 true JPS5434767B2 (cs) | 1979-10-29 |
Family
ID=5835365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1482173A Expired JPS5434767B2 (cs) | 1972-02-08 | 1973-02-07 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5434767B2 (cs) |
| IT (1) | IT977723B (cs) |
Families Citing this family (1)
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3790260A (en) * | 1972-01-03 | 1974-02-05 | Corning Glass Works | High strength ophthalmic lens |
-
1973
- 1973-02-02 IT IT6722273A patent/IT977723B/it active
- 1973-02-07 JP JP1482173A patent/JPS5434767B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT977723B (it) | 1974-09-20 |
| JPS4896611A (cs) | 1973-12-10 |