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发明名称
Procédé et dispositif d'étanchéité pour pièces en mouvement
摘要
申请公布号
FR1016557(A)
申请公布日期
1952.11.17
申请号
FRD1016557
申请日期
1950.04.21
申请人
CONSTRUCTIONS MECANIQUES KELLER-DORIAN S. A.
发明人
分类号
F16J15/40
主分类号
F16J15/40
代理机构
代理人
主权项
地址
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