JPS4916520A - - Google Patents
Info
- Publication number
- JPS4916520A JPS4916520A JP5657372A JP5657372A JPS4916520A JP S4916520 A JPS4916520 A JP S4916520A JP 5657372 A JP5657372 A JP 5657372A JP 5657372 A JP5657372 A JP 5657372A JP S4916520 A JPS4916520 A JP S4916520A
- 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 |
|---|---|---|---|
| JP5657372A JPS4916520A (cs) | 1972-06-07 | 1972-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5657372A JPS4916520A (cs) | 1972-06-07 | 1972-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4916520A true JPS4916520A (cs) | 1974-02-14 |
Family
ID=13030874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5657372A Pending JPS4916520A (cs) | 1972-06-07 | 1972-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4916520A (cs) |
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1972
- 1972-06-07 JP JP5657372A patent/JPS4916520A/ja active Pending