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经营范围
发明名称
Bird feeder
摘要
申请公布号
US2349868(A)
申请公布日期
1944.05.30
申请号
US19420439807
申请日期
1942.04.21
申请人
HYDE DONALD B
发明人
HYDE DONALD B.
分类号
A01K31/14
主分类号
A01K31/14
代理机构
代理人
主权项
地址
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