JPH02144493U - - Google Patents
Info
- Publication number
- JPH02144493U JPH02144493U JP5330389U JP5330389U JPH02144493U JP H02144493 U JPH02144493 U JP H02144493U JP 5330389 U JP5330389 U JP 5330389U JP 5330389 U JP5330389 U JP 5330389U JP H02144493 U JPH02144493 U JP H02144493U
- Authority
- JP
- Japan
- Prior art keywords
- ruler
- equally spaced
- utility
- scope
- spaced grooves
- 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 |
|---|---|---|---|
| JP5330389U JPH02144493U (fr) | 1989-05-09 | 1989-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5330389U JPH02144493U (fr) | 1989-05-09 | 1989-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02144493U true JPH02144493U (fr) | 1990-12-07 |
Family
ID=31574371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5330389U Pending JPH02144493U (fr) | 1989-05-09 | 1989-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02144493U (fr) |
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1989
- 1989-05-09 JP JP5330389U patent/JPH02144493U/ja active Pending