| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technique of easily taking fingerprints on usual paper and obtain a high color concentration after developing the color of taken fingerprints without the need of special processes of the color former and special paper including a developer while the person taking fingerprints does not put a color former on his or her fingers and the like. <P>SOLUTION: The method includes the process of applying a developer on a finger or a palm, the process of copying the fingerprint or the palm pattern by pushing the fingers or the palm smeared with the developer on a substrate, the process of developing the color along the fingerprint or the palm print by contacting a liquid color former, which is colored by contact with the developer, on the substrate transferred with the fingerprints or palm prints. <P>COPYRIGHT: (C)2008,JPO&INPIT |
