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发明名称
Zweiseitig durchstroembares Ventil zum Erzeugen verschiedener Durchflusswiderstaende
摘要
申请公布号
DE2001465(A1)
申请公布日期
1971.07.22
申请号
DE19702001465
申请日期
1970.01.14
申请人
LANGEN & CO
发明人
ORTHEIL,JOHANNES,DR.-ING.
分类号
F16F9/512
主分类号
F16F9/512
代理机构
代理人
主权项
地址
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