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发明名称
Improvements in auxiliary motor driving mechanisms for bicycles
摘要
申请公布号
GB524356(A)
申请公布日期
1940.08.05
申请号
GB19390002976
申请日期
1939.01.28
申请人
FICHTEL & SACHS, A.-G.
发明人
分类号
B62M9/00
主分类号
B62M9/00
代理机构
代理人
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