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发明名称
Calf weaning halter
摘要
申请公布号
US2672846(A)
申请公布日期
1954.03.23
申请号
US19520284315
申请日期
1952.04.25
申请人
DEWEY MAYNARD ERNEST
发明人
MAYNARD ERNEST DEWEY
分类号
A01K19/00
主分类号
A01K19/00
代理机构
代理人
主权项
地址
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