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发明名称
Verfahren und Vorrichtung zur stufenweisen, insbesondere feinstufigen Regelung größerer elektrischer Leistungen durch Abgriff, vorzugsweise bei Regeltransformatoren
摘要
申请公布号
AT176921(B)
申请公布日期
1954.06.25
申请号
ATD176921
申请日期
1949.12.28
申请人
ING. FRIEDRICH RAUPACH
发明人
ING. FRIEDRICH RAUPACH
分类号
主分类号
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代理人
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