JPH0315338Y2 - - Google Patents
Info
- Publication number
- JPH0315338Y2 JPH0315338Y2 JP710485U JP710485U JPH0315338Y2 JP H0315338 Y2 JPH0315338 Y2 JP H0315338Y2 JP 710485 U JP710485 U JP 710485U JP 710485 U JP710485 U JP 710485U JP H0315338 Y2 JPH0315338 Y2 JP H0315338Y2
- Authority
- JP
- Japan
- Prior art keywords
- latent image
- printing layer
- background
- gradation
- paper
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Credit Cards Or The Like (AREA)
- Printing Methods (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP710485U JPH0315338Y2 (sv) | 1985-01-22 | 1985-01-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP710485U JPH0315338Y2 (sv) | 1985-01-22 | 1985-01-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61122869U JPS61122869U (sv) | 1986-08-02 |
JPH0315338Y2 true JPH0315338Y2 (sv) | 1991-04-03 |
Family
ID=30485156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP710485U Expired JPH0315338Y2 (sv) | 1985-01-22 | 1985-01-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0315338Y2 (sv) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4141254B2 (ja) * | 2000-11-16 | 2008-08-27 | 富士通株式会社 | 潜像用印刷インキ組成物、同インキ組成物により記録された潜像を含む印刷物、潜像情報による判読方法及び潜像情報判読装置 |
-
1985
- 1985-01-22 JP JP710485U patent/JPH0315338Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS61122869U (sv) | 1986-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2084597C (en) | Security printed documents | |
US4341404A (en) | Security document using a variable dot screen | |
JPS59222398A (ja) | 偽造防止に適する印刷物 | |
JPH0315337Y2 (sv) | ||
JP3030534U (ja) | 微小文字を有する印刷物 | |
JPH0315338Y2 (sv) | ||
JP2550393B2 (ja) | コピー牽制シート | |
KR100574871B1 (ko) | 복사 및 컴퓨터 프린팅에 의한 위조 방지용 용지, 이의제조방법 및 필터 인식기를 이용한 위조 여부 확인방법 | |
JPS6079991A (ja) | 複写防止に適する印刷物 | |
JP3482251B2 (ja) | 複写偽造防止用印刷物 | |
JPH06239078A (ja) | 複写による偽造防止策を施した画像形成体 | |
JP3001383U (ja) | 濃淡コピー対応型の偽造防止用紙を作るフィルム原版 | |
JP2583870Y2 (ja) | 潜像顕現式コピー偽造防止用紙 | |
JPH0445903Y2 (sv) | ||
JPS6087380A (ja) | 印刷物における複写防止用潜像のカムフラ−ジ法 | |
JP3001261U (ja) | 濃淡コピーに対応する偽造防止用紙 | |
JP3390500B2 (ja) | 印刷物 | |
JP3509928B2 (ja) | 複写偽造防止用印刷物 | |
JPH08169193A (ja) | コピー偽造防止用紙 | |
JP2577519Y2 (ja) | 複写防止印刷用フィルム原版 | |
JPH0852931A (ja) | 表面平滑なコピー偽造防止用紙 | |
JPH0742755Y2 (ja) | コピーによる偽造を防止する用紙 | |
JP3016458U (ja) | 一色パターン式コピー偽造防止用紙 | |
JP3897405B2 (ja) | 偽造防止印刷物 | |
KR940006793A (ko) | 잠상표현식 복사위조 방지용지 |