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经营范围
发明名称
Variable displacement pump
摘要
申请公布号
US2807215(A)
申请公布日期
1957.09.24
申请号
US19550524970
申请日期
1955.07.28
申请人
CRANE PACKING COMPANY
发明人
HAWXHURST STEPHEN
分类号
F04B43/107;F04B49/12;F04B53/14;G01F3/20
主分类号
F04B43/107
代理机构
代理人
主权项
地址
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