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经营范围
发明名称
Combined bell and locking device for the handle bar of a bicycle
摘要
申请公布号
GB638448(A)
申请公布日期
1950.06.07
申请号
GB19470033241
申请日期
1947.12.17
申请人
NYMANBOLAGEN A.B.
发明人
分类号
B62H5/04;G10K1/074
主分类号
B62H5/04
代理机构
代理人
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