| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a mask for efficiently allow a user and a person in the circumference of the user to recognize the display of a mask use method or the like. <P>SOLUTION: The mask is provided, where the display is given in the most external layer or internal layer of the mask. Furthermore, a cloth with the display previously printed thereon is attached to the most external layer or internal layer of the mask. <P>COPYRIGHT: (C)2010,JPO&INPIT |
