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发明名称
自行车曲柄(TC-1-R)
摘要
申请公布号
CN301152692D
申请公布日期
2010.03.10
申请号
CN200930141881.9
申请日期
2009.06.04
申请人
徐友群
发明人
徐友群
分类号
12-11
主分类号
12-11
代理机构
杭州之江专利事务所
代理人
朱 枫
主权项
地址
321104浙江省兰溪市永昌街道兰溪市同力机械有限公司
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