JPS63192088U - - Google Patents
Info
- Publication number
- JPS63192088U JPS63192088U JP8459387U JP8459387U JPS63192088U JP S63192088 U JPS63192088 U JP S63192088U JP 8459387 U JP8459387 U JP 8459387U JP 8459387 U JP8459387 U JP 8459387U JP S63192088 U JPS63192088 U JP S63192088U
- Authority
- JP
- Japan
- Prior art keywords
- blackboards
- rotating wheels
- blackboard
- slides
- 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
- 230000003028 elevating effect Effects 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8459387U JPS63192088U (enExample) | 1987-05-30 | 1987-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8459387U JPS63192088U (enExample) | 1987-05-30 | 1987-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63192088U true JPS63192088U (enExample) | 1988-12-12 |
Family
ID=30939230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8459387U Pending JPS63192088U (enExample) | 1987-05-30 | 1987-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63192088U (enExample) |
-
1987
- 1987-05-30 JP JP8459387U patent/JPS63192088U/ja active Pending