JPH01112992U - - Google Patents
Info
- Publication number
- JPH01112992U JPH01112992U JP736988U JP736988U JPH01112992U JP H01112992 U JPH01112992 U JP H01112992U JP 736988 U JP736988 U JP 736988U JP 736988 U JP736988 U JP 736988U JP H01112992 U JPH01112992 U JP H01112992U
- Authority
- JP
- Japan
- Prior art keywords
- ruler
- main body
- shaped part
- box
- rotation center
- 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 |
|---|---|---|---|
| JP736988U JPH01112992U (de) | 1988-01-22 | 1988-01-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP736988U JPH01112992U (de) | 1988-01-22 | 1988-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01112992U true JPH01112992U (de) | 1989-07-28 |
Family
ID=31212320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP736988U Pending JPH01112992U (de) | 1988-01-22 | 1988-01-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01112992U (de) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5137038B1 (de) * | 1969-07-28 | 1976-10-13 | ||
| JPS55124699A (en) * | 1979-03-19 | 1980-09-25 | Hideyuki Yoshikawa | Ruler for drawing parallel line |
-
1988
- 1988-01-22 JP JP736988U patent/JPH01112992U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5137038B1 (de) * | 1969-07-28 | 1976-10-13 | ||
| JPS55124699A (en) * | 1979-03-19 | 1980-09-25 | Hideyuki Yoshikawa | Ruler for drawing parallel line |