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发明名称
Waddling duck
摘要
申请公布号
US2365071(A)
申请公布日期
1944.12.12
申请号
US19440529732
申请日期
1944.04.06
申请人
GUMB DANIEL E
发明人
GUMB DANIEL E.
分类号
A63H7/02
主分类号
A63H7/02
代理机构
代理人
主权项
地址
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