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发明名称
管件（2）
摘要
申请公布号
CN300894351D
申请公布日期
2009.03.18
申请号
CN200730359563.0
申请日期
2007.12.06
申请人
曹龙德
发明人
曹龙德
分类号
23-01
主分类号
23-01
代理机构
代理人
主权项
地址
311835浙江省诸暨市店口镇新二村
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