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经营范围
发明名称
Automatic water fountain for chickens
摘要
申请公布号
US2150499(A)
申请公布日期
1939.03.14
申请号
US19370165189
申请日期
1937.09.22
申请人
GUS STEBBE
发明人
GOLTZ GUS
分类号
A01K39/024
主分类号
A01K39/024
代理机构
代理人
主权项
地址
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