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发明名称
Drehkolbenpumpe
摘要
申请公布号
DE518582(C)
申请公布日期
1931.02.18
申请号
DED518582D
申请日期
申请人
ERNST GROSS
发明人
分类号
F04C2/344
主分类号
F04C2/344
代理机构
代理人
主权项
地址
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