JPS5581091U - - Google Patents
Info
- Publication number
- JPS5581091U JPS5581091U JP16534878U JP16534878U JPS5581091U JP S5581091 U JPS5581091 U JP S5581091U JP 16534878 U JP16534878 U JP 16534878U JP 16534878 U JP16534878 U JP 16534878U JP S5581091 U JPS5581091 U JP S5581091U
- Authority
- JP
- Japan
- 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 |
---|---|---|---|
JP16534878U JPS5581091U (ja) | 1978-11-30 | 1978-11-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16534878U JPS5581091U (ja) | 1978-11-30 | 1978-11-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5581091U true JPS5581091U (ja) | 1980-06-04 |
Family
ID=29163659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16534878U Pending JPS5581091U (ja) | 1978-11-30 | 1978-11-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5581091U (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112572029A (zh) * | 2019-09-30 | 2021-03-30 | 田中毅彦 | 便携式折叠形体规尺 |
CN112622495A (zh) * | 2021-01-05 | 2021-04-09 | 顾礼敬 | 一种几何绘图工具 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4820538B1 (ja) * | 1969-03-05 | 1973-06-21 |
-
1978
- 1978-11-30 JP JP16534878U patent/JPS5581091U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4820538B1 (ja) * | 1969-03-05 | 1973-06-21 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112572029A (zh) * | 2019-09-30 | 2021-03-30 | 田中毅彦 | 便携式折叠形体规尺 |
CN112622495A (zh) * | 2021-01-05 | 2021-04-09 | 顾礼敬 | 一种几何绘图工具 |