JPS6343794U - - Google Patents
Info
- Publication number
- JPS6343794U JPS6343794U JP13910386U JP13910386U JPS6343794U JP S6343794 U JPS6343794 U JP S6343794U JP 13910386 U JP13910386 U JP 13910386U JP 13910386 U JP13910386 U JP 13910386U JP S6343794 U JPS6343794 U JP S6343794U
- Authority
- JP
- Japan
- Prior art keywords
- triangular
- triangular ruler
- ruler
- corner angles
- displayed
- 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
- 239000000758 substrate Substances 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13910386U JPS6343794U (is) | 1986-09-09 | 1986-09-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13910386U JPS6343794U (is) | 1986-09-09 | 1986-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6343794U true JPS6343794U (is) | 1988-03-24 |
Family
ID=31044686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13910386U Pending JPS6343794U (is) | 1986-09-09 | 1986-09-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6343794U (is) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100393536C (zh) * | 2006-06-13 | 2008-06-11 | 赵建科 | 三等分角绘图仪 |
-
1986
- 1986-09-09 JP JP13910386U patent/JPS6343794U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100393536C (zh) * | 2006-06-13 | 2008-06-11 | 赵建科 | 三等分角绘图仪 |