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发明名称
ROHRDICHTUNG
摘要
申请公布号
DE2545352(A1)
申请公布日期
1976.05.13
申请号
DE19752545352
申请日期
1975.10.09
申请人
EVERITUBE
发明人
EUGENE BRAM,GEORGES
分类号
F16J15/32;F16L17/025;F16L21/02;F16L47/08;(IPC1-7):F16L21/02
主分类号
F16J15/32
代理机构
代理人
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地址
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