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发明名称
DUAL DIFFERENTIAL CONTROL VALVE
摘要
申请公布号
US3438396(A)
申请公布日期
1969.04.15
申请号
USD3438396
申请日期
1967.02.16
申请人
WERNER F. JEHN
发明人
WERNER F. JEHN
分类号
C03B9/08;G05D16/06;(IPC1-7):F15B3/00;C03B9/02
主分类号
C03B9/08
代理机构
代理人
主权项
地址
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