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发明名称
Restrictor valve for a servomotor circuit
摘要
申请公布号
US2682748(A)
申请公布日期
1954.07.06
申请号
US19520282013
申请日期
1952.04.12
申请人
THE THOMPSON GRINDER COMPANY
发明人
ERNST WALTER
分类号
F15B13/02
主分类号
F15B13/02
代理机构
代理人
主权项
地址
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