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发明名称
Control mechanism for sewage ejectors
摘要
申请公布号
US1842641(A)
申请公布日期
1932.01.26
申请号
US19280314031
申请日期
1928.10.22
申请人
NASH ENGINEERING COMPANY
发明人
ADAMS HAROLD E.
分类号
F04F5/48
主分类号
F04F5/48
代理机构
代理人
主权项
地址
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