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发明名称
Improvements in bellows pumps
摘要
申请公布号
GB535977(A)
申请公布日期
1941.04.29
申请号
GB19390028704
申请日期
1939.10.25
申请人
HARRY DA COSTA;THE PLESSEY COMPANY LIMITED
发明人
分类号
F04B43/08
主分类号
F04B43/08
代理机构
代理人
主权项
地址
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