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经营范围
发明名称
Automatic hog oiler
摘要
申请公布号
US2481361(A)
申请公布日期
1949.09.06
申请号
US19450627237
申请日期
1945.11.07
申请人
STEFFENS HERMAN H
发明人
STEFFENS HERMAN H.
分类号
A01K13/00
主分类号
A01K13/00
代理机构
代理人
主权项
地址
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