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发明名称
A DEVICE FOR FORMMING TOOTH FORM OF SPRAKET GEAR FOR POWER TRANSMISSION APPARATUS OF CHAINLESS BICYCLE
摘要
申请公布号
KR100527093(B1)
申请公布日期
2005.11.08
申请号
KR20030031442
申请日期
2003.05.17
申请人
发明人
分类号
B21H5/00;B23F15/00;(IPC1-7):B21H5/00
主分类号
B21H5/00
代理机构
代理人
主权项
地址
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