发明名称 |
塞头(圆形) |
摘要 |
|
申请公布号 |
CN300844711D |
申请公布日期 |
2008.10.29 |
申请号 |
CN200730156293.3 |
申请日期 |
2007.05.18 |
申请人 |
杨荣江 |
发明人 |
杨荣江 |
分类号 |
25-02 |
主分类号 |
25-02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
528400广东省中山市古镇镇曹兴西路69号 |
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