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发明名称
Dispositif pour agir sur l'organe de fermeture d'une conduite tubulaire, constitué par un récipient en forme d', disposé de manière à pouvoir tourner et rempli de liquide
摘要
申请公布号
FR723541(A)
申请公布日期
1932.04.11
申请号
FRD723541
申请日期
1931.07.22
申请人
GEBRUDER REULING G.M.B.H.
发明人
分类号
F16K17/20
主分类号
F16K17/20
代理机构
代理人
主权项
地址
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