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经营范围
发明名称
CONSTANT FLOW PUMPING SYSTEM
摘要
申请公布号
US3669572(A)
申请公布日期
1972.06.13
申请号
USD3669572
申请日期
1970.06.08
申请人
WILLIAM R. KING
发明人
WILLIAM R. KING
分类号
F01L25/06;F04B9/113;F04B11/00;(IPC1-7):F03B/;F04B9/08;F04B17/00;F04B35/00
主分类号
F01L25/06
代理机构
代理人
主权项
地址
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