| 摘要 |
PROBLEM TO BE SOLVED: To provide a bilboquet diversifying a competition method and amusing the beginners from the experienced by forming several holes with different sizes and adding different colors to their circumferences. SOLUTION: This bilboquet is characterized in having several holes 4 with different sizes in a laterally long direction on an elliptical and flat-plate receiving base 3 and a handle 2 is provided in the base 3. COPYRIGHT: (C)2008,JPO&INPIT
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