JPH0395902U - - Google Patents
Info
- Publication number
- JPH0395902U JPH0395902U JP499690U JP499690U JPH0395902U JP H0395902 U JPH0395902 U JP H0395902U JP 499690 U JP499690 U JP 499690U JP 499690 U JP499690 U JP 499690U JP H0395902 U JPH0395902 U JP H0395902U
- Authority
- JP
- Japan
- Prior art keywords
- scale
- triangular
- ruler
- superimposed
- transparent board
- 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
- 238000005259 measurement Methods 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP499690U JPH0395902U (en]) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP499690U JPH0395902U (en]) | 1990-01-23 | 1990-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0395902U true JPH0395902U (en]) | 1991-09-30 |
Family
ID=31508720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP499690U Pending JPH0395902U (en]) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0395902U (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5054243B1 (ja) * | 2012-04-02 | 2012-10-24 | 公二 宇野 | 直線定規 |
-
1990
- 1990-01-23 JP JP499690U patent/JPH0395902U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5054243B1 (ja) * | 2012-04-02 | 2012-10-24 | 公二 宇野 | 直線定規 |