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发明名称
Electrical bubbling toy
摘要
申请公布号
US3228136(A)
申请公布日期
1966.01.11
申请号
US19630252202
申请日期
1963.01.17
申请人
CALVIN ROUSE
发明人
ROUSE CALVIN
分类号
A63H33/28
主分类号
A63H33/28
代理机构
代理人
主权项
地址
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