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发明名称
Urinal seam cover fastening device
摘要
申请公布号
US2220057(A)
申请公布日期
1940.10.29
申请号
US19390261455
申请日期
1939.03.13
申请人
GAVIN GORDON P
发明人
GAVIN GORDON P.
分类号
E03D13/00
主分类号
E03D13/00
代理机构
代理人
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