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发明名称
Means providing a gas tight joint for sheet metal pipes
摘要
申请公布号
US2818281(A)
申请公布日期
1957.12.31
申请号
US19540420217
申请日期
1954.03.31
申请人
ALEXANDER KURTI
发明人
KURTI ALEXANDER
分类号
F16L27/12
主分类号
F16L27/12
代理机构
代理人
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