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经营范围
发明名称
Poultry feeder
摘要
申请公布号
US1922435(A)
申请公布日期
1933.08.15
申请号
US19290407665
申请日期
1929.11.16
申请人
REX HARRIS
发明人
HARRIS REX
分类号
A01K39/012
主分类号
A01K39/012
代理机构
代理人
主权项
地址
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