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发明名称
Drain assembly
摘要
申请公布号
US2282212(A)
申请公布日期
1942.05.05
申请号
US19400355108
申请日期
1940.09.03
申请人
CHASE BRASS & COPPER CO. INCORPORATED
发明人
POPE ELTON A.
分类号
E03C1/23
主分类号
E03C1/23
代理机构
代理人
主权项
地址
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