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发明名称
Power pump
摘要
申请公布号
US1890826(A)
申请公布日期
1932.12.13
申请号
US19290416264
申请日期
1929.12.24
申请人
PICARD JOHN B
发明人
PICARD JOHN B.
分类号
F04B53/14;F04B53/16
主分类号
F04B53/14
代理机构
代理人
主权项
地址
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