JPS6228593U - - Google Patents
Info
- Publication number
- JPS6228593U JPS6228593U JP12009285U JP12009285U JPS6228593U JP S6228593 U JPS6228593 U JP S6228593U JP 12009285 U JP12009285 U JP 12009285U JP 12009285 U JP12009285 U JP 12009285U JP S6228593 U JPS6228593 U JP S6228593U
- Authority
- JP
- Japan
- Prior art keywords
- writing surface
- writing
- electronic blackboard
- away
- utility
- 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.)
- Pending
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12009285U JPS6228593U (ru) | 1985-08-05 | 1985-08-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12009285U JPS6228593U (ru) | 1985-08-05 | 1985-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6228593U true JPS6228593U (ru) | 1987-02-20 |
Family
ID=31008086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12009285U Pending JPS6228593U (ru) | 1985-08-05 | 1985-08-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6228593U (ru) |
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1985
- 1985-08-05 JP JP12009285U patent/JPS6228593U/ja active Pending