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发明名称
Fluid piston pump
摘要
申请公布号
US2269789(A)
申请公布日期
1942.01.13
申请号
US19370166097
申请日期
1937.09.28
申请人
SCHMIDT BENJAMIN F
发明人
SCHMIDT BENJAMIN F.
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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