JPS63156792U - - Google Patents
Info
- Publication number
- JPS63156792U JPS63156792U JP5054187U JP5054187U JPS63156792U JP S63156792 U JPS63156792 U JP S63156792U JP 5054187 U JP5054187 U JP 5054187U JP 5054187 U JP5054187 U JP 5054187U JP S63156792 U JPS63156792 U JP S63156792U
- Authority
- JP
- Japan
- Prior art keywords
- electronic blackboard
- roller
- erase
- screen
- erase roller
- 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
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5054187U JPS63156792U (en]) | 1987-04-02 | 1987-04-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5054187U JPS63156792U (en]) | 1987-04-02 | 1987-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63156792U true JPS63156792U (en]) | 1988-10-14 |
Family
ID=30874001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5054187U Pending JPS63156792U (en]) | 1987-04-02 | 1987-04-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63156792U (en]) |
-
1987
- 1987-04-02 JP JP5054187U patent/JPS63156792U/ja active Pending
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