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发明名称
Relay control valve
摘要
申请公布号
GB796315(A)
申请公布日期
1958.06.11
申请号
GB19540026204
申请日期
1954.09.09
申请人
THOMAS DE LA RUE AND COMPANY LIMITED
发明人
SPENCER DENNIS ARTHUR
分类号
G05D23/12
主分类号
G05D23/12
代理机构
代理人
主权项
地址
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