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发明名称
Fahrtrichtungsanzeiger fuer Fahrraeder
摘要
申请公布号
DE677623(C)
申请公布日期
1939.06.29
申请号
DE1936F081774D
申请日期
1936.09.25
申请人
ADOLF FEHRMANN
发明人
分类号
B62J6/00
主分类号
B62J6/00
代理机构
代理人
主权项
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