JPS63146839U - - Google Patents
Info
- Publication number
- JPS63146839U JPS63146839U JP1987038972U JP3897287U JPS63146839U JP S63146839 U JPS63146839 U JP S63146839U JP 1987038972 U JP1987038972 U JP 1987038972U JP 3897287 U JP3897287 U JP 3897287U JP S63146839 U JPS63146839 U JP S63146839U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- core pipe
- top surface
- utility
- model registration
- Prior art date
- 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 |
|---|---|---|---|
| JP1987038972U JPH0442834Y2 (enExample) | 1987-03-17 | 1987-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987038972U JPH0442834Y2 (enExample) | 1987-03-17 | 1987-03-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63146839U true JPS63146839U (enExample) | 1988-09-28 |
| JPH0442834Y2 JPH0442834Y2 (enExample) | 1992-10-09 |
Family
ID=30851710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987038972U Expired JPH0442834Y2 (enExample) | 1987-03-17 | 1987-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442834Y2 (enExample) |
-
1987
- 1987-03-17 JP JP1987038972U patent/JPH0442834Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442834Y2 (enExample) | 1992-10-09 |