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发明名称
Flange seal
摘要
申请公布号
US3093223(A)
申请公布日期
1963.06.11
申请号
US19610122363
申请日期
1961.07.06
申请人
FEDERICO CHARLES F
发明人
FEDERICO CHARLES F.
分类号
F16L9/22
主分类号
F16L9/22
代理机构
代理人
主权项
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