| 摘要 |
PROBLEM TO BE SOLVED: To prevent difficulty in walking on a suddenly frozen road with ordinary shoes and to prevent danger caused by a slip accident. SOLUTION: The slip prevention sandpaper sticker is formed by applying a self-adhesive sticker onto the rear side of sandpaper which is processed for waterproofing and by cutting this sandpaper sticker into a predetermined shape. COPYRIGHT: (C)2008,JPO&INPIT
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