| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ground golf indoor ball suppressed from rotation so as not to roll more than necessary when playing ground golf indoors. <P>SOLUTION: The ground golf indoor ball is characterized in that a space is provided inside a ground golf ball and that the space is filled with a proper quantity of liquid-like substance or a proper quantity of sand-like fine substance. <P>COPYRIGHT: (C)2012,JPO&INPIT |
