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经营范围
发明名称
50-Speed bicycle gearing
摘要
申请公布号
GB2317659(A)
申请公布日期
1998.04.01
申请号
GB19970015957
申请日期
1997.07.29
申请人
ASHRAF MAHFOUZ * ABBAS;ASHRAF MAHFOUZ * ABBAS
发明人
ASHRAF MAHFOUZ * ABBAS;ASHRAF MAHFOUZ * ABBAS
分类号
B62M9/04;(IPC1-7):B62M9/04
主分类号
B62M9/04
代理机构
代理人
主权项
地址
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