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经营范围
发明名称
Self-feeder for hogs
摘要
申请公布号
US2429542(A)
申请公布日期
1947.10.21
申请号
US19450575251
申请日期
1945.01.30
申请人
ALBERT AMSTUTZ
发明人
AMSTUTZ ALBERT
分类号
A01K5/02
主分类号
A01K5/02
代理机构
代理人
主权项
地址
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