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发明名称
Balanced pump
摘要
申请公布号
US2133655(A)
申请公布日期
1938.10.18
申请号
US19370157134
申请日期
1937.08.03
申请人
BROTZMAN LEONARD G;TEAGUE RALEIGH E
发明人
BROTZMAN LEONARD G.;TEAGUE RALEIGH E.
分类号
F04B47/00
主分类号
F04B47/00
代理机构
代理人
主权项
地址
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