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发明名称
Stopper for drains
摘要
申请公布号
US2226464(A)
申请公布日期
1940.12.24
申请号
US19390285187
申请日期
1939.07.18
申请人
JENKINS BROS.
发明人
GORA HENRY Z.
分类号
A47K1/14
主分类号
A47K1/14
代理机构
代理人
主权项
地址
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