JPS4890229A - - Google Patents
Info
- Publication number
- JPS4890229A JPS4890229A JP2046372A JP2046372A JPS4890229A JP S4890229 A JPS4890229 A JP S4890229A JP 2046372 A JP2046372 A JP 2046372A JP 2046372 A JP2046372 A JP 2046372A JP S4890229 A JPS4890229 A JP S4890229A
- 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.)
- Granted
Links
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2046372A JPS528097B2 (oth) | 1972-02-28 | 1972-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2046372A JPS528097B2 (oth) | 1972-02-28 | 1972-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4890229A true JPS4890229A (oth) | 1973-11-24 |
| JPS528097B2 JPS528097B2 (oth) | 1977-03-07 |
Family
ID=12027764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2046372A Expired JPS528097B2 (oth) | 1972-02-28 | 1972-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS528097B2 (oth) |
-
1972
- 1972-02-28 JP JP2046372A patent/JPS528097B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS528097B2 (oth) | 1977-03-07 |