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发明名称
Improvements in or relating to rotary constant pressure variable displacement pumps
摘要
申请公布号
GB651689(A)
申请公布日期
1951.04.04
申请号
GB19480031024
申请日期
1948.11.30
申请人
HOUDAILLE - HERSHEY CORPORATION;GEORGE HIRAM HUFFERD
发明人
分类号
F04C14/10
主分类号
F04C14/10
代理机构
代理人
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