JPS4881621A - - Google Patents
Info
- Publication number
- JPS4881621A JPS4881621A JP1051272A JP1051272A JPS4881621A JP S4881621 A JPS4881621 A JP S4881621A JP 1051272 A JP1051272 A JP 1051272A JP 1051272 A JP1051272 A JP 1051272A JP S4881621 A JPS4881621 A JP S4881621A
- 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
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1051272A JPS4881621A (fr) | 1972-01-31 | 1972-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1051272A JPS4881621A (fr) | 1972-01-31 | 1972-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4881621A true JPS4881621A (fr) | 1973-11-01 |
Family
ID=11752256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1051272A Pending JPS4881621A (fr) | 1972-01-31 | 1972-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4881621A (fr) |
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1972
- 1972-01-31 JP JP1051272A patent/JPS4881621A/ja active Pending