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发明名称
aendig wechselnder Drehrichtung
摘要
申请公布号
DE690409(C)
申请公布日期
1940.04.24
申请号
DE1937S130201D
申请日期
1937.12.28
申请人
SIEMENS-SCHUCKERTWERKE AKT.-GES.
发明人
STUHL BRUNO
分类号
H02P7/00
主分类号
H02P7/00
代理机构
代理人
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地址
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