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发明名称
Anordnung zur Spannungsregelung bei Einrichtungen zur Umwandlung von Gleichstrom in solchen anderer Spannung
摘要
申请公布号
DE640302(C)
申请公布日期
1936.12.30
申请号
DE1931A064044D
申请日期
1931.11.07
申请人
ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT
发明人
STOEHR MAX
分类号
H02M3/33
主分类号
H02M3/33
代理机构
代理人
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