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经营范围
发明名称
Zeitanzeigevorrichtung
摘要
申请公布号
DE530560(C)
申请公布日期
1931.07.30
申请号
DE1928S086332D
申请日期
1928.06.28
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
WETZEL GUSTAV
分类号
G04C9/00;G04C13/10;G04C17/00
主分类号
G04C9/00
代理机构
代理人
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