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发明名称
Toy
摘要
申请公布号
US2245973(A)
申请公布日期
1941.06.17
申请号
US19410387520
申请日期
1941.04.08
申请人
FRUEHE RUDOLPH C
发明人
FRUEHE RUDOLPH C.
分类号
A63B67/00
主分类号
A63B67/00
代理机构
代理人
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