JPH01112990U - - Google Patents
Info
- Publication number
- JPH01112990U JPH01112990U JP872888U JP872888U JPH01112990U JP H01112990 U JPH01112990 U JP H01112990U JP 872888 U JP872888 U JP 872888U JP 872888 U JP872888 U JP 872888U JP H01112990 U JPH01112990 U JP H01112990U
- Authority
- JP
- Japan
- Prior art keywords
- ruler
- auxiliary
- main body
- plates
- scale
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP872888U JPH01112990U (de) | 1988-01-26 | 1988-01-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP872888U JPH01112990U (de) | 1988-01-26 | 1988-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01112990U true JPH01112990U (de) | 1989-07-28 |
Family
ID=31214859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP872888U Pending JPH01112990U (de) | 1988-01-26 | 1988-01-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01112990U (de) |
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1988
- 1988-01-26 JP JP872888U patent/JPH01112990U/ja active Pending