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发明名称
Improvements in and relating to reciprocating pumps
摘要
申请公布号
GB721695(A)
申请公布日期
1955.01.12
申请号
GB19520007466
申请日期
1952.03.24
申请人
CHARLES FRANK DAVIS
发明人
分类号
F04B49/12;F04B53/14;F04B53/16;F16N13/04
主分类号
F04B49/12
代理机构
代理人
主权项
地址
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