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发明名称
SIGNAL- UND WARNVORRICHTUNG FUER FUSSGAENGER.
摘要
申请公布号
DE1916726(U)
申请公布日期
1965.05.26
申请号
DE196500R0273U
申请日期
1965.03.24
申请人
DR. PHIL. OTTO RITZAU
发明人
DR. PHIL. OTTO RITZAU
分类号
主分类号
代理机构
代理人
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