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发明名称
Pumpe mit in zwei Zylindern arbeitenden Kolben
摘要
申请公布号
DE524236(C)
申请公布日期
1931.05.05
申请号
DE1929H124744D
申请日期
1929.12.28
申请人
LEO HOFMANN
发明人
分类号
F04B1/02;F04B9/02
主分类号
F04B1/02
代理机构
代理人
主权项
地址
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