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发明名称
Poultry feed dispensing device
摘要
申请公布号
US2171998(A)
申请公布日期
1939.09.05
申请号
US19380219124
申请日期
1938.07.14
申请人
TRAPANI JOSEPH F
发明人
TRAPANI JOSEPH F.
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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