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发明名称
DOUBLE-SEAT VALVE WITH TWO VALVE HEADS
摘要
申请公布号
DE3369182(D1)
申请公布日期
1987.02.19
申请号
DE19833369182
申请日期
1983.10.21
申请人
HOLSTEIN & KAPPERT GMBH
发明人
BRAKELMANN, WOLFGANG, ING. (GRAD)
分类号
F16K25/02;(IPC1-7):F16K25/02
主分类号
F16K25/02
代理机构
代理人
主权项
地址
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