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经营范围
发明名称
Antrieb fuer Tiefbrunnenkolbenpumpen
摘要
申请公布号
DE673253(C)
申请公布日期
1939.03.18
申请号
DE1936I055792D
申请日期
1936.08.14
申请人
HERMANN VON RAUTENKRANZ INTERNATIONALE TIEFBOHR-KOMM.-GES. (ITAG)
发明人
分类号
F04B47/02
主分类号
F04B47/02
代理机构
代理人
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