JPS62157285U - - Google Patents
Info
- Publication number
- JPS62157285U JPS62157285U JP4580386U JP4580386U JPS62157285U JP S62157285 U JPS62157285 U JP S62157285U JP 4580386 U JP4580386 U JP 4580386U JP 4580386 U JP4580386 U JP 4580386U JP S62157285 U JPS62157285 U JP S62157285U
- Authority
- JP
- Japan
- Prior art keywords
- chiyoke
- magnetic powder
- mixed
- utility
- scope
- 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
- 239000006247 magnetic powder Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 description 1
Landscapes
- Toys (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Description
第１図は本考案の一実施例の斜視図、第２図は
黒板消しの斜視図、第３図は第２図の断面図、第
４図は磁性粉は付着したチヨークの粉を回収する
ための集塵装置、第５図は第４図の断面図である
。 １……チヨーク。
黒板消しの斜視図、第３図は第２図の断面図、第
４図は磁性粉は付着したチヨークの粉を回収する
ための集塵装置、第５図は第４図の断面図である
。 １……チヨーク。
Claims (1)
- 磁性粉が混入されていることを特徴とするチヨ
ーク。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4580386U JPS62157285U (ja) | 1986-03-27 | 1986-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4580386U JPS62157285U (ja) | 1986-03-27 | 1986-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62157285U true JPS62157285U (ja) | 1987-10-06 |
Family
ID=30864872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4580386U Pending JPS62157285U (ja) | 1986-03-27 | 1986-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62157285U (ja) |
-
1986
- 1986-03-27 JP JP4580386U patent/JPS62157285U/ja active Pending