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发明名称
Schraubenpumpe mit kegelfoermigem Kreisel
摘要
申请公布号
DE633847(C)
申请公布日期
1936.08.07
申请号
DE1935S117723D
申请日期
1935.03.28
申请人
SIEMENS-SCHUCKERTWERKE AKT.-GES.
发明人
WIRTH DIPL.-ING. WILHELM
分类号
F04D3/02
主分类号
F04D3/02
代理机构
代理人
主权项
地址
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