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经营范围
发明名称
Chicken feeder
摘要
申请公布号
US1824262(A)
申请公布日期
1931.09.22
申请号
US19290358991
申请日期
1929.04.29
申请人
DREWS IRVINE C;BOEHM CONRAD E
发明人
DREWS IRVINE C.;BOEHM CONRAD E.
分类号
A01K39/012
主分类号
A01K39/012
代理机构
代理人
主权项
地址
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