JPS6171476U - - Google Patents
Info
- Publication number
- JPS6171476U JPS6171476U JP15602584U JP15602584U JPS6171476U JP S6171476 U JPS6171476 U JP S6171476U JP 15602584 U JP15602584 U JP 15602584U JP 15602584 U JP15602584 U JP 15602584U JP S6171476 U JPS6171476 U JP S6171476U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- secret message
- stationery
- hiding
- 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
- 229920006266 Vinyl film Polymers 0.000 description 1
Landscapes
- Credit Cards Or The Like (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15602584U JPS6171476U (de) | 1984-10-16 | 1984-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15602584U JPS6171476U (de) | 1984-10-16 | 1984-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6171476U true JPS6171476U (de) | 1986-05-15 |
Family
ID=30714040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15602584U Pending JPS6171476U (de) | 1984-10-16 | 1984-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6171476U (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02104392U (de) * | 1989-02-07 | 1990-08-20 | ||
| JP2006347103A (ja) * | 2005-06-20 | 2006-12-28 | Toppan Forms Co Ltd | 情報隠蔽シート組 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515006B2 (de) * | 1974-12-30 | 1980-04-21 | ||
| JPS5736457U (de) * | 1980-08-07 | 1982-02-26 |
-
1984
- 1984-10-16 JP JP15602584U patent/JPS6171476U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515006B2 (de) * | 1974-12-30 | 1980-04-21 | ||
| JPS5736457U (de) * | 1980-08-07 | 1982-02-26 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02104392U (de) * | 1989-02-07 | 1990-08-20 | ||
| JP2006347103A (ja) * | 2005-06-20 | 2006-12-28 | Toppan Forms Co Ltd | 情報隠蔽シート組 |
| JP4599238B2 (ja) * | 2005-06-20 | 2010-12-15 | トッパン・フォームズ株式会社 | 情報隠蔽シート組 |