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经营范围
发明名称
Improvements in reciprocating pumps
摘要
申请公布号
GB408778(A)
申请公布日期
1934.04.19
申请号
GB19330003363
申请日期
1933.02.03
申请人
JOHN HARWOOD CLARKE
发明人
分类号
F04B53/12
主分类号
F04B53/12
代理机构
代理人
主权项
地址
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