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发明名称
Improvements in or relating to the manufacture of self-lubricating soft stuffing-box packings provided with soft metal or carbon insertions
摘要
申请公布号
GB673262(A)
申请公布日期
1952.06.04
申请号
GB19500011401
申请日期
1950.05.08
申请人
JOHANN EINAR JENSEN
发明人
分类号
B29C70/00
主分类号
B29C70/00
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代理人
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