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经营范围
发明名称
SERVO VALVE
摘要
申请公布号
US3498329(A)
申请公布日期
1970.03.03
申请号
USD3498329
申请日期
1967.10.12
申请人
DELTA HYDRAULICS CO.
发明人
JOSEPH F. MCCORMICK
分类号
F15B13/043;F16K31/02;(IPC1-7):E03B/;F16K31/06;H02K33/00;H04R9/00
主分类号
F15B13/043
代理机构
代理人
主权项
地址
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