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发明名称
Steuerung fuer Umschaltventile
摘要
申请公布号
DE826395(C)
申请公布日期
1952.01.03
申请号
DE1950B004212
申请日期
1950.06.06
申请人
BERGEDORFER EISENWERK A.G. ASTRA-WERKE
发明人
MELCHERT DIPL.-ING. HUGO
分类号
F16K31/42
主分类号
F16K31/42
代理机构
代理人
主权项
地址
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