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发明名称
Open discharge pump
摘要
申请公布号
US1834957(A)
申请公布日期
1931.12.08
申请号
US19280255235
申请日期
1928.02.18
申请人
MARLOW ALFRED S
发明人
MARLOW ALFRED S.
分类号
F04B43/02;F04B53/10
主分类号
F04B43/02
代理机构
代理人
主权项
地址
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