| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce thrown trash and increase trash separation and an effect of putting a label with a name and an address by attaching a lottery to trash. <P>SOLUTION: The lottery is attached to the label on which the address and the name are written. When collecting trash, a bar code 5 is read from the label, on which the bar code is marked, by a bar code reader or the like and the lottery is judged whether winning or not. <P>COPYRIGHT: (C)2010,JPO&INPIT |
