发明名称 BASE BALL PLAY LENGTH ADJUSTER SYSTEM
摘要 PURPOSE: A baseball plaything is provided to secure the safety and interest of baseball while training swing in an indoor place. CONSTITUTION: A baseball plaything comprises a handle unit(40) which is extended to become narrow radially, a support stand(80) for mounting a ball(60), and a support bar(100). In the upper end of the support bar, a curved recess is formed. A user is able to hit a ball placed on the recess. The ball is made of one selected from synthetic resin, fabric paper, silicone, wood, and rubber.
申请公布号 KR20120113488(A) 申请公布日期 2012.10.15
申请号 KR20110031223 申请日期 2011.04.05
申请人 SEO, JUNG SU 发明人 SEO, JUNG SU
分类号 A63B69/40;A63B69/00 主分类号 A63B69/40
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