TO BE SOLVED: To produce a golf ball of stable quality by eliminating remarkable variations in the hardness and weight even in the massive production of a solid center using a mold ensuring higher yields, in addition to improvements in flying range and controllability as thread rolled golf ball...
To solve a problem wherein one of important elements in putting of golf is beautiful rolling of a golf ball but when a lower part of the golf ball is impacted by a conventional putter, as the ball bounds pom-pom on a green at the beginning of the rolling, the ball gets out of a ...
THREAD ROLLED GOLF BALLPROBLEM TO BE SOLVED: To produce a golf ball of stable quality by eliminating remarkable variations in the hardness and weight even in the massive production of a solid center using a mold ensuring higher yields, in addition to improvements in flying range and ...
To solve a problem wherein one of important elements in putting of golf is beautiful rolling of a golf ball but when a lower part of the golf ball is impacted by a conventional putter, as the ball bounds pom-pom on a green at the beginning of the rolling, the ball gets out of a ...