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发明名称
Slush pump
摘要
申请公布号
US2331513(A)
申请公布日期
1943.10.12
申请号
US19400363581
申请日期
1940.10.30
申请人
EMSCO DERRICK & EQUIPMENT COMPANY
发明人
STAHL LESLIE W.;FOSTER RALPH L.
分类号
F04B1/02;F04B5/02;F04B15/02;F04B53/00;F04B53/14;F04B53/16
主分类号
F04B1/02
代理机构
代理人
主权项
地址
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