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发明名称
ROCKHALTEKLAMMER FUER RADFAHRERINNEN.
摘要
申请公布号
DE1604034(U)
申请公布日期
1950.03.30
申请号
DE194900D7424U
申请日期
1949.09.27
申请人
ALOIS FREY
发明人
ALOIS FREY
分类号
主分类号
代理机构
代理人
主权项
地址
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