JPS4919313Y1 - - Google Patents
Info
- Publication number
- JPS4919313Y1 JPS4919313Y1 JP12731070U JP12731070U JPS4919313Y1 JP S4919313 Y1 JPS4919313 Y1 JP S4919313Y1 JP 12731070 U JP12731070 U JP 12731070U JP 12731070 U JP12731070 U JP 12731070U JP S4919313 Y1 JPS4919313 Y1 JP S4919313Y1
- 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
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12731070U JPS4919313Y1 (fr) | 1970-12-18 | 1970-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12731070U JPS4919313Y1 (fr) | 1970-12-18 | 1970-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4919313Y1 true JPS4919313Y1 (fr) | 1974-05-23 |
Family
ID=33280207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12731070U Expired JPS4919313Y1 (fr) | 1970-12-18 | 1970-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4919313Y1 (fr) |
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1970
- 1970-12-18 JP JP12731070U patent/JPS4919313Y1/ja not_active Expired