JPH0271687U - - Google Patents
Info
- Publication number
- JPH0271687U JPH0271687U JP15021488U JP15021488U JPH0271687U JP H0271687 U JPH0271687 U JP H0271687U JP 15021488 U JP15021488 U JP 15021488U JP 15021488 U JP15021488 U JP 15021488U JP H0271687 U JPH0271687 U JP H0271687U
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- polarity
- charge
- tray body
- changeover switch
- 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
- 239000000428 dust Substances 0.000 claims 2
- 230000005684 electric field Effects 0.000 claims 1
- 239000012811 non-conductive material Substances 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15021488U JPH0271687U (es) | 1988-11-17 | 1988-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15021488U JPH0271687U (es) | 1988-11-17 | 1988-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0271687U true JPH0271687U (es) | 1990-05-31 |
Family
ID=31423154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15021488U Pending JPH0271687U (es) | 1988-11-17 | 1988-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0271687U (es) |
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1988
- 1988-11-17 JP JP15021488U patent/JPH0271687U/ja active Pending