JPH02133393U - - Google Patents
Info
- Publication number
- JPH02133393U JPH02133393U JP4349489U JP4349489U JPH02133393U JP H02133393 U JPH02133393 U JP H02133393U JP 4349489 U JP4349489 U JP 4349489U JP 4349489 U JP4349489 U JP 4349489U JP H02133393 U JPH02133393 U JP H02133393U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- parts
- blackboard
- degrees around
- rotate
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4349489U JPH02133393U (enExample) | 1989-04-12 | 1989-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4349489U JPH02133393U (enExample) | 1989-04-12 | 1989-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02133393U true JPH02133393U (enExample) | 1990-11-06 |
Family
ID=31555948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4349489U Pending JPH02133393U (enExample) | 1989-04-12 | 1989-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02133393U (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012024954A (ja) * | 2010-07-20 | 2012-02-09 | Kitajima Seisakusho:Kk | 黒板装置及びこれに用いる連結具 |
-
1989
- 1989-04-12 JP JP4349489U patent/JPH02133393U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012024954A (ja) * | 2010-07-20 | 2012-02-09 | Kitajima Seisakusho:Kk | 黒板装置及びこれに用いる連結具 |