JPS5522776B2 - - Google Patents
Info
- Publication number
- JPS5522776B2 JPS5522776B2 JP1241074A JP1241074A JPS5522776B2 JP S5522776 B2 JPS5522776 B2 JP S5522776B2 JP 1241074 A JP1241074 A JP 1241074A JP 1241074 A JP1241074 A JP 1241074A JP S5522776 B2 JPS5522776 B2 JP S5522776B2
- 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
- Overhead Projectors And Projection Screens (AREA)
- Optical Elements Other Than Lenses (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1241074A JPS5522776B2 (https=) | 1974-01-29 | 1974-01-29 | |
| US05/860,458 US4174883A (en) | 1974-01-29 | 1977-12-14 | Rear projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1241074A JPS5522776B2 (https=) | 1974-01-29 | 1974-01-29 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10241276A Division JPS5255651A (en) | 1976-08-27 | 1976-08-27 | Light-diffusing plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50106622A JPS50106622A (https=) | 1975-08-22 |
| JPS5522776B2 true JPS5522776B2 (https=) | 1980-06-19 |
Family
ID=11804478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1241074A Expired JPS5522776B2 (https=) | 1974-01-29 | 1974-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5522776B2 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5255651A (en) * | 1976-08-27 | 1977-05-07 | Canon Inc | Light-diffusing plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4421110Y1 (https=) * | 1966-01-13 | 1969-09-08 |
-
1974
- 1974-01-29 JP JP1241074A patent/JPS5522776B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50106622A (https=) | 1975-08-22 |