JPS6444196U - - Google Patents
Info
- Publication number
- JPS6444196U JPS6444196U JP13946687U JP13946687U JPS6444196U JP S6444196 U JPS6444196 U JP S6444196U JP 13946687 U JP13946687 U JP 13946687U JP 13946687 U JP13946687 U JP 13946687U JP S6444196 U JPS6444196 U JP S6444196U
- Authority
- JP
- Japan
- Prior art keywords
- drive mechanism
- blackboard
- roller
- erasing
- traveling frame
- 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
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13946687U JPS6444196U (no) | 1987-09-14 | 1987-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13946687U JPS6444196U (no) | 1987-09-14 | 1987-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6444196U true JPS6444196U (no) | 1989-03-16 |
Family
ID=31402749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13946687U Pending JPS6444196U (no) | 1987-09-14 | 1987-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6444196U (no) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05138778A (ja) * | 1991-11-25 | 1993-06-08 | Hitachi Ltd | 積層パネルおよびその製作方法 |
| JPH08175086A (ja) * | 1995-08-07 | 1996-07-09 | Ricoh Co Ltd | 電子黒板 |
-
1987
- 1987-09-14 JP JP13946687U patent/JPS6444196U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05138778A (ja) * | 1991-11-25 | 1993-06-08 | Hitachi Ltd | 積層パネルおよびその製作方法 |
| JPH08175086A (ja) * | 1995-08-07 | 1996-07-09 | Ricoh Co Ltd | 電子黒板 |