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经营范围
发明名称
Calf feeder
摘要
申请公布号
US2522757(A)
申请公布日期
1950.09.19
申请号
US19470745852
申请日期
1947.05.03
申请人
LARSON HERBERT J
发明人
LARSON HERBERT J.
分类号
A01K9/00
主分类号
A01K9/00
代理机构
代理人
主权项
地址
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