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经营范围
发明名称
Elektrisches Messgeraet mit Diagrammaufzeichnung
摘要
申请公布号
DE577450(C)
申请公布日期
1933.05.31
申请号
DED577450D
申请日期
1930.06.06
申请人
HARTMANN & BRAUN A.-G.
发明人
分类号
G01R13/04
主分类号
G01R13/04
代理机构
代理人
主权项
地址
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