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发明名称
Wheeled toy
摘要
申请公布号
US2782556(A)
申请公布日期
1957.02.26
申请号
US19550504580
申请日期
1955.04.28
申请人
OTIS PAUL R
发明人
OTIS PAUL R.
分类号
A63H7/04
主分类号
A63H7/04
代理机构
代理人
主权项
地址
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