| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technology capable of preventing the original written by a user from being altered and enabling the long preservation of it. <P>SOLUTION: The postcard sheet 10 comprises: an upper sheet 20 (non-carbon top paper) in which a first piece 11 and a second piece 12 are arranged with a fold line m1 between them; a lower sheet 30 (non-carbon top paper) which is laid under the upper sheet 20 and in which a third piece 13 and a fourth piece 14 are arranged opposite the first piece 11 and second piece 12, respectively, with a cutting line m2 between them; a firm joint part 40 for firmly joining the first and the third pieces 11 and 13; a filling side formed on the surface of the second piece 12; a copying side formed on the surface of the fourth piece 14; an adhesive layer 50 formed on the first piece 11 and capable of being re-peeled and re-adhered; and a release paper 60 for protecting the adhesive layer 50. <P>COPYRIGHT: (C)2012,JPO&INPIT |
