| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve visibility of a safety marking device by making the safety marking device long and compact-size aiming at calling a person's attention to danger in a construction site at night. <P>SOLUTION: A belt-like light emitting body is formed by integrating a zigzag light emitting body obtained by continuously bending a linear light emitting body with a plastic belt-like body to constitute the safety marking device. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
