| 摘要 |
PROBLEM TO BE SOLVED: To provide a radiation type eraser provided with a plurality of acute angle parts being an effective eliminating function of the eraser rubber. SOLUTION: By providing a plurality of rectangular parallel piped eraser parts having an acute angle part in a parallel/radiated state to an eraser main body, the radiation type eraser is featured to increase an acute angle part having an elimination function such as small letter, a thin line and the like. COPYRIGHT: (C)2005,JPO&NCIPI
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