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发明名称
DUAL VALVE ACTUATOR
摘要
申请公布号
US3450161(A)
申请公布日期
1969.06.17
申请号
USD3450161
申请日期
1966.12.12
申请人
SUN OIL CO.
发明人
J RONDLE WRIGHT
分类号
F16K31/04;F16K31/52;G01N30/24;(IPC1-7):E03B/;E03C/;F17D/
主分类号
F16K31/04
代理机构
代理人
主权项
地址
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