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发明名称
Safety baby hammock
摘要
申请公布号
US2220330(A)
申请公布日期
1940.11.05
申请号
US19400325598
申请日期
1940.03.23
申请人
HILGER JOSEPH F
发明人
HILGER JOSEPH F.
分类号
A45F3/22
主分类号
A45F3/22
代理机构
代理人
主权项
地址
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