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发明名称
工程齿(1)
摘要
省略其它视图。
申请公布号
CN301084169D
申请公布日期
2009.12.16
申请号
CN200830265336.6
申请日期
2008.11.10
申请人
自贡硬质合金有限责任公司
发明人
李群芳;何 辉
分类号
15-99
主分类号
15-99
代理机构
成都九鼎天元知识产权代理有限公司
代理人
彭立琼
主权项
地址
643011四川省自贡市大安区人民路111号
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