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发明名称
Vanne d'isolement à commande de fermeture par manchon mobile, concentrique au corps et se déplaçant suivant une ligne parallèle à ce corps
摘要
申请公布号
FR90774(E)
申请公布日期
1968.02.16
申请号
FR19660070444
申请日期
1966.07.22
申请人
发明人
LAUNAY RAYMOND
分类号
F16K31/44
主分类号
F16K31/44
代理机构
代理人
主权项
地址
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