| 摘要 |
PROBLEM TO BE SOLVED: To provide a golf ball in which ball quality management, ball recycle, and characteristics evaluation works such as the flight performance of balls are extremely easily and smoothly performed by providing the balls themselves each with information on a manufacture history, a stroke history, and flight characteristics. SOLUTION: An IC chip 3 capable of inputting and/outputting information on at least one item among a manufacture history, a stroke history, and flight characteristics is incorporated in the golf ball G. COPYRIGHT: (C)2005,JPO&NCIPI
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