JPS6436196U - - Google Patents
Info
- Publication number
- JPS6436196U JPS6436196U JP13186187U JP13186187U JPS6436196U JP S6436196 U JPS6436196 U JP S6436196U JP 13186187 U JP13186187 U JP 13186187U JP 13186187 U JP13186187 U JP 13186187U JP S6436196 U JPS6436196 U JP S6436196U
- Authority
- JP
- Japan
- Prior art keywords
- convex portion
- triangular ruler
- sandwiching
- constructed
- utility
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13186187U JPS6436196U (ko) | 1987-08-30 | 1987-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13186187U JPS6436196U (ko) | 1987-08-30 | 1987-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6436196U true JPS6436196U (ko) | 1989-03-06 |
Family
ID=31388308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13186187U Pending JPS6436196U (ko) | 1987-08-30 | 1987-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6436196U (ko) |
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1987
- 1987-08-30 JP JP13186187U patent/JPS6436196U/ja active Pending