| 摘要 |
PROBLEM TO BE SOLVED: To provide a rubber eraser having multiple uses and functions equipped with a feeding functional member. SOLUTION: Two kinds and more feeding functional members are mounted inside a hard plastic case-like structure. The flexibility in putting in and out of the structure is realized by providing a guide to obtain the smooth advancing movement of the feeding functional members for the case. COPYRIGHT: (C)2007,JPO&INPIT
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