JPS6440683U - - Google Patents
Info
- Publication number
- JPS6440683U JPS6440683U JP13648687U JP13648687U JPS6440683U JP S6440683 U JPS6440683 U JP S6440683U JP 13648687 U JP13648687 U JP 13648687U JP 13648687 U JP13648687 U JP 13648687U JP S6440683 U JPS6440683 U JP S6440683U
- Authority
- JP
- Japan
- Prior art keywords
- characters
- halftone dots
- front side
- back side
- solid
- 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
- 230000002265 prevention Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
Landscapes
- Credit Cards Or The Like (AREA)
Description
第１図は本考案に係るコピー偽造防止帳票の表
面図、第２図は同裏面図、第３図は本願帳票を複
写機にかけた場合の複写図、第４図は従来例にお
けるコピー偽造防止帳票、第５図は従来例におけ
る帳票を複写機にかけた場合の複写図である。
１０…コピー偽造防止帳票、１１Ａ，１１Ｂ，
１１Ｃ，１１Ｄ…ベタ文字、１１ａ，１１ｂ，１
１ｃ，１１ｄ…隠し文字、１２Ａ，１２Ｂ，１２
Ｃ，１２Ｄ…空欄部、１３…網点。
Fig. 1 is a front view of the copy forgery prevention form according to the present invention, Fig. 2 is a back view of the same, Fig. 3 is a copy of the form in the present application when it is applied to a copying machine, and Fig. 4 is a copy forgery prevention in the conventional example. FIG. 5 is a copy of a conventional form when it is printed on a copying machine. 10...Copy forgery prevention form, 11A, 11B,
11C, 11D...solid characters, 11a, 11b, 1
1c, 11d...Hidden characters, 12A, 12B, 12
C, 12D... Blank area, 13... Halftone dot.
Claims (1)
て微細な網点を均一に印刷するとともに裏面側に
は隠し文字用のベタ文字を印刷し、上記表面側の
網点と裏面側のベタ文字の重複部分より隠し文字
を形成することを特徴とするコピー偽造防止帳票
。[Scope of Utility Model Registration Request] In a form to prevent counterfeiting of copies of securities, etc., a blank space of an appropriate shape is provided on the front side of the form to uniformly print fine halftone dots, and the back side is used for hidden characters. A copy counterfeit prevention form characterized in that solid characters are printed, and hidden characters are formed from the overlapping portion of the halftone dots on the front side and the solid characters on the back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13648687U JPS6440683U (en) | 1987-09-07 | 1987-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13648687U JPS6440683U (en) | 1987-09-07 | 1987-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440683U true JPS6440683U (en) | 1989-03-10 |
Family
ID=31397043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13648687U Pending JPS6440683U (en) | 1987-09-07 | 1987-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440683U (en) |
-
1987
- 1987-09-07 JP JP13648687U patent/JPS6440683U/ja active Pending
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