JPH0168889U - - Google Patents
Info
- Publication number
- JPH0168889U JPH0168889U JP1987164458U JP16445887U JPH0168889U JP H0168889 U JPH0168889 U JP H0168889U JP 1987164458 U JP1987164458 U JP 1987164458U JP 16445887 U JP16445887 U JP 16445887U JP H0168889 U JPH0168889 U JP H0168889U
- Authority
- JP
- Japan
- Prior art keywords
- scale
- ruler
- switch
- light emitters
- flashing
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164458U JPH0168889U (en]) | 1987-10-27 | 1987-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164458U JPH0168889U (en]) | 1987-10-27 | 1987-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0168889U true JPH0168889U (en]) | 1989-05-08 |
Family
ID=31450083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987164458U Pending JPH0168889U (en]) | 1987-10-27 | 1987-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0168889U (en]) |
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1987
- 1987-10-27 JP JP1987164458U patent/JPH0168889U/ja active Pending