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发明名称
Knockapart toy
摘要
申请公布号
US2457653(A)
申请公布日期
1948.12.28
申请号
US19470724209
申请日期
1947.01.24
申请人
FROELICH GEORGE E
发明人
FROELICH GEORGE E.
分类号
A63H23/12
主分类号
A63H23/12
代理机构
代理人
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