| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a new technique for objectively grasping distribution information in each stage from a partly-finished product under production to a finished product, and also grasping that the product is an authentic product, etc. <P>SOLUTION: When the attribute of the product is determined from not less than one print of seal sealed on an attribute determination object in a prescribed distribution stage, the invisible prints of seal are used, including print of seal information related to at least one piece of print of seal issue source information which is selected from a group comprising a print of seal issue source name; supplier information in a print of seal issue source; print of seal issue time information; brand information; part number information; print of seal valid period information (guarantee period information); and distribution information, concerning the time for sealing the print of seal. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
