JPS571795A - Sheet winding type writing board device - Google Patents
Sheet winding type writing board deviceInfo
- Publication number
- JPS571795A JPS571795A JP7545680A JP7545680A JPS571795A JP S571795 A JPS571795 A JP S571795A JP 7545680 A JP7545680 A JP 7545680A JP 7545680 A JP7545680 A JP 7545680A JP S571795 A JPS571795 A JP S571795A
- Authority
- JP
- Japan
- Prior art keywords
- board device
- writing board
- winding type
- sheet winding
- type writing
- 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)
- Displays For Variable Information Using Movable Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7545680A JPS571795A (en) | 1980-06-06 | 1980-06-06 | Sheet winding type writing board device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7545680A JPS571795A (en) | 1980-06-06 | 1980-06-06 | Sheet winding type writing board device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS571795A true JPS571795A (en) | 1982-01-06 |
Family
ID=13576800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7545680A Pending JPS571795A (en) | 1980-06-06 | 1980-06-06 | Sheet winding type writing board device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS571795A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59171695A (en) * | 1983-03-18 | 1984-09-28 | 沖電気工業株式会社 | Electronic blackboard device |
JPS59212070A (en) * | 1983-05-18 | 1984-11-30 | Oki Electric Ind Co Ltd | Electronic blackboard device |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51134228A (en) * | 1975-05-14 | 1976-11-20 | Nichigaku Co Ltd | Writing board device of sheet takeeup type |
-
1980
- 1980-06-06 JP JP7545680A patent/JPS571795A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51134228A (en) * | 1975-05-14 | 1976-11-20 | Nichigaku Co Ltd | Writing board device of sheet takeeup type |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59171695A (en) * | 1983-03-18 | 1984-09-28 | 沖電気工業株式会社 | Electronic blackboard device |
JPS6256000B2 (en) * | 1983-03-18 | 1987-11-24 | Oki Electric Ind Co Ltd | |
JPS59212070A (en) * | 1983-05-18 | 1984-11-30 | Oki Electric Ind Co Ltd | Electronic blackboard device |
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