JPS61109790U - - Google Patents
Info
- Publication number
- JPS61109790U JPS61109790U JP19877284U JP19877284U JPS61109790U JP S61109790 U JPS61109790 U JP S61109790U JP 19877284 U JP19877284 U JP 19877284U JP 19877284 U JP19877284 U JP 19877284U JP S61109790 U JPS61109790 U JP S61109790U
- Authority
- JP
- Japan
- Prior art keywords
- ruler
- sides
- lined
- circumference
- circle
- 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)
Description
第１図は本案定規の平面図、第２図は断面図で
ある。 符号、１は定規、２は穴。
ある。 符号、１は定規、２は穴。
Claims (1)
- 定規１の両側に直線に並んだ一定の等間隔の穴
２を、表裏反対面から穿ちて成る、定規を以て円
周を画く装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19877284U JPS61109790U (ja) | 1984-12-25 | 1984-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19877284U JPS61109790U (ja) | 1984-12-25 | 1984-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61109790U true JPS61109790U (ja) | 1986-07-11 |
Family
ID=30758075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19877284U Pending JPS61109790U (ja) | 1984-12-25 | 1984-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61109790U (ja) |
-
1984
- 1984-12-25 JP JP19877284U patent/JPS61109790U/ja active Pending