JPS6234798Y2 - - Google Patents
Info
- Publication number
- JPS6234798Y2 JPS6234798Y2 JP8500082U JP8500082U JPS6234798Y2 JP S6234798 Y2 JPS6234798 Y2 JP S6234798Y2 JP 8500082 U JP8500082 U JP 8500082U JP 8500082 U JP8500082 U JP 8500082U JP S6234798 Y2 JPS6234798 Y2 JP S6234798Y2
- Authority
- JP
- Japan
- Prior art keywords
- triangular
- regular
- angles
- ruler
- angle
- 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.)
- Expired
Links
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8500082U JPS58187490U (ja) | 1982-06-08 | 1982-06-08 | 正多角形作図用三角定規 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8500082U JPS58187490U (ja) | 1982-06-08 | 1982-06-08 | 正多角形作図用三角定規 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58187490U JPS58187490U (ja) | 1983-12-13 |
JPS6234798Y2 true JPS6234798Y2 (fr) | 1987-09-04 |
Family
ID=30093917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8500082U Granted JPS58187490U (ja) | 1982-06-08 | 1982-06-08 | 正多角形作図用三角定規 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58187490U (fr) |
-
1982
- 1982-06-08 JP JP8500082U patent/JPS58187490U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58187490U (ja) | 1983-12-13 |
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