manufacturing apparatus for dual pipe,申请号KR20020052702-传众专利搜索

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发明名称	manufacturing apparatus for dual pipe
摘要
申请公布号	KR100500285(B1)	申请公布日期	2005.07.11
申请号	KR20020052702	申请日期	2002.09.03
申请人		发明人
分类号	B29C63/34;(IPC1-7):B29C63/34	主分类号	B29C63/34
代理机构		代理人
主权项
地址

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