发明名称 |
Tethered ball and tube target |
摘要 |
A puzzle that includes a transparent box having a small cup mounted upon its floor and a small bead suspended on a thread from a ceiling of the box, the box being shaken manually by a player in attempting to get the bead into the cup, and in a modified design the cup and the thread being fastened on manually rotatable platforms.
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申请公布号 |
US4339137(A) |
申请公布日期 |
1982.07.13 |
申请号 |
US19790021013 |
申请日期 |
1979.03.16 |
申请人 |
KEMP, KENNETH;SPECTOR, GEORGE |
发明人 |
KEMP, KENNETH;SPECTOR, GEORGE |
分类号 |
A63F7/04;A63F9/08;(IPC1-7):A63B65/00 |
主分类号 |
A63F7/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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