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发明名称
Rotary pumps and motors
摘要
申请公布号
US2972953(A)
申请公布日期
1961.02.28
申请号
US19580710573
申请日期
1958.01.22
申请人
BRAKESHOE INTERNATIONAL, S.A.
发明人
PRENDERGAST CHARLES SCOTT
分类号
F01C20/22;F04C14/22
主分类号
F01C20/22
代理机构
代理人
主权项
地址
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