JPS4932297A - - Google Patents
Info
- Publication number
- JPS4932297A JPS4932297A JP7371572A JP7371572A JPS4932297A JP S4932297 A JPS4932297 A JP S4932297A JP 7371572 A JP7371572 A JP 7371572A JP 7371572 A JP7371572 A JP 7371572A JP S4932297 A JPS4932297 A JP S4932297A
- 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.)
- Pending
Links
Landscapes
- Crushing And Pulverization Processes (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7371572A JPS4932297A (en) | 1972-07-21 | 1972-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7371572A JPS4932297A (en) | 1972-07-21 | 1972-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4932297A true JPS4932297A (en) | 1974-03-23 |
Family
ID=13526179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7371572A Pending JPS4932297A (en) | 1972-07-21 | 1972-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4932297A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52107015A (en) * | 1976-01-30 | 1977-09-08 | Pilkington Brothers Ltd | Photochromic borosilicate glass |
| JPS54160413A (en) * | 1978-04-12 | 1979-12-19 | Corning Glass Works | Phtochromic glass |
-
1972
- 1972-07-21 JP JP7371572A patent/JPS4932297A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52107015A (en) * | 1976-01-30 | 1977-09-08 | Pilkington Brothers Ltd | Photochromic borosilicate glass |
| JPS609973B2 (en) * | 1976-01-30 | 1985-03-14 | ビルキントン・ブラザ−ス・リミテツド | Photochromic borosilicate glass |
| JPS54160413A (en) * | 1978-04-12 | 1979-12-19 | Corning Glass Works | Phtochromic glass |