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发明名称
REBOUNDING BALL GAME
摘要
申请公布号
US4113252(A)
申请公布日期
1978.09.12
申请号
US19770763427
申请日期
1977.01.28
申请人
DARBY, RONALD L.
发明人
DARBY, RONALD L.
分类号
A63B67/00;A63B69/00;(IPC1-7):A63B63/00
主分类号
A63B67/00
代理机构
代理人
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