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发明名称
Improvements in or relating to automatic control mechanism for electrically driven pumps
摘要
申请公布号
GB524264(A)
申请公布日期
1940.08.02
申请号
GB19390002552
申请日期
1939.01.25
申请人
DRYSDALE & COMPANY, LIMITED;JOHN YOUNG
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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