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发明名称
Kurbelbefestigung, insbesondere fuer Tretkurbeln an Fahrraedern
摘要
申请公布号
DE1004502(B)
申请公布日期
1957.03.14
申请号
DE1953M018575
申请日期
1953.05.13
申请人
ERICH MALLON
发明人
MALLON ERICH
分类号
B62K19/34
主分类号
B62K19/34
代理机构
代理人
主权项
地址
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