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发明名称
Perfectionnements aux scellements étanches
摘要
申请公布号
FR1400302(A)
申请公布日期
1965.05.21
申请号
FR19640981061
申请日期
1964.07.08
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
分类号
F16L23/20
主分类号
F16L23/20
代理机构
代理人
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