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发明名称
Schaltanordnung elektrischer Nebenuhren
摘要
申请公布号
DE822228(C)
申请公布日期
1951.11.22
申请号
DE1948P000087
申请日期
1948.10.09
申请人
BERLINER VERKEHRS-BETRIEBE (BVG)
发明人
TIEKE WILLI;HOTESCHECK ERICH
分类号
G04C13/02
主分类号
G04C13/02
代理机构
代理人
主权项
地址
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