JPS58175992U - 円製図用具 - Google Patents
円製図用具Info
- Publication number
- JPS58175992U JPS58175992U JP7268982U JP7268982U JPS58175992U JP S58175992 U JPS58175992 U JP S58175992U JP 7268982 U JP7268982 U JP 7268982U JP 7268982 U JP7268982 U JP 7268982U JP S58175992 U JPS58175992 U JP S58175992U
- Authority
- JP
- Japan
- Prior art keywords
- circle drawing
- drawing tools
- layered
- center
- permanent magnet
- 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.)
- Granted
Links
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 239000013013 elastic material Substances 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Sheet Holders (AREA)
- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7268982U JPS58175992U (ja) | 1982-05-20 | 1982-05-20 | 円製図用具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7268982U JPS58175992U (ja) | 1982-05-20 | 1982-05-20 | 円製図用具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58175992U true JPS58175992U (ja) | 1983-11-25 |
| JPS6325196Y2 JPS6325196Y2 (enrdf_load_html_response) | 1988-07-08 |
Family
ID=30082244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7268982U Granted JPS58175992U (ja) | 1982-05-20 | 1982-05-20 | 円製図用具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58175992U (enrdf_load_html_response) |
-
1982
- 1982-05-20 JP JP7268982U patent/JPS58175992U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6325196Y2 (enrdf_load_html_response) | 1988-07-08 |
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