JPS6220881U - - Google Patents
Info
- Publication number
- JPS6220881U JPS6220881U JP11266785U JP11266785U JPS6220881U JP S6220881 U JPS6220881 U JP S6220881U JP 11266785 U JP11266785 U JP 11266785U JP 11266785 U JP11266785 U JP 11266785U JP S6220881 U JPS6220881 U JP S6220881U
- Authority
- JP
- Japan
- Prior art keywords
- writing
- paper
- leuco dye
- combines
- dried
- 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
- 230000002378 acidificating effect Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
Landscapes
- Pens And Brushes (AREA)
- Color Printing (AREA)
Description
第１図はこの考案の筆記用紙の平面図、第２図
は筆記用紙の第２の実施例の平面図、第３図は筆
記具の縦断面図である。 Ｐ……筆記用紙、Ｗ……筆記具、１……紙。
は筆記用紙の第２の実施例の平面図、第３図は筆
記具の縦断面図である。 Ｐ……筆記用紙、Ｗ……筆記具、１……紙。
Claims (1)
- ロイコ染料溶液の複数種類を適宜配置により紙
に塗布し乾燥した筆記用紙と、該ロイコ染料を発
色させる酸性物質溶液を充填した筆記具とを組合
わせた筆記セツト。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11266785U JPS6220881U (ja) | 1985-07-22 | 1985-07-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11266785U JPS6220881U (ja) | 1985-07-22 | 1985-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6220881U true JPS6220881U (ja) | 1987-02-07 |
Family
ID=30993753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11266785U Pending JPS6220881U (ja) | 1985-07-22 | 1985-07-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6220881U (ja) |
-
1985
- 1985-07-22 JP JP11266785U patent/JPS6220881U/ja active Pending