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发明名称
Dispositif annulaire réglable d'étanchéité pour un arbre tournant sortant d'un boîtier quelconque contenant un liquide, éventuellement sous pression, applicable sans démontage de l'arbre
摘要
申请公布号
FR973116(A)
申请公布日期
1951.02.07
申请号
FRD973116
申请日期
1948.10.08
申请人
O. C. M. E.
发明人
分类号
F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
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