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发明名称
Improvements in or relating to deep suction pumps
摘要
申请公布号
GB621691(A)
申请公布日期
1949.04.14
申请号
GB19460016786
申请日期
1946.06.03
申请人
JOHN WILLIAM ERNEST IVES
发明人
分类号
F04D5/00
主分类号
F04D5/00
代理机构
代理人
主权项
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