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发明名称
Sewage disposal plant
摘要
申请公布号
US1985738(A)
申请公布日期
1934.12.25
申请号
US19300486140
申请日期
1930.10.03
申请人
MULLIN MICHAEL J
发明人
MULLIN MICHAEL J.
分类号
E03F5/14
主分类号
E03F5/14
代理机构
代理人
主权项
地址
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