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发明名称
Vorrichtung zum optischen Signalisieren
摘要
申请公布号
DE562369(C)
申请公布日期
1932.10.24
申请号
DE1931D061082D
申请日期
1931.05.06
申请人
LARS DANNEVIG
发明人
分类号
G08B5/00
主分类号
G08B5/00
代理机构
代理人
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