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发明名称
Pump
摘要
申请公布号
US1979476(A)
申请公布日期
1934.11.06
申请号
US19310526521
申请日期
1931.03.30
申请人
LABAW LE ROY H
发明人
LABAW LE ROY H.
分类号
F04B5/02;F04B53/00;F04B53/10;F04B53/14
主分类号
F04B5/02
代理机构
代理人
主权项
地址
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