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发明名称
Bimetallic coupling for flanged pipe fittings
摘要
申请公布号
US2773710(A)
申请公布日期
1956.12.11
申请号
US19540474072
申请日期
1954.12.09
申请人
DOUGLAS SMITH
发明人
SMITH DOUGLAS
分类号
F16L23/10
主分类号
F16L23/10
代理机构
代理人
主权项
地址
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