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发明名称
CHANNELLED PLASTIC PIPE WITH CHANNEL ENDS CLOSED AND METHOD OF PRODUCING THE SAME
摘要
申请公布号
EP0052017(B1)
申请公布日期
1985.07.24
申请号
EP19810305352
申请日期
1981.11.11
申请人
KUBOTA TEKKO KABUSHIKI KAISHA
发明人
OHTA, RYOZO;ITOH, TAKEHIRO;TOYOSHIMA, HISHAYOSHI;YOSHIKAWA, JUN
分类号
B29C45/00;B29C57/00;B29C57/02;B29C57/04;B29C57/10;B29L23/00;B29L31/24;F16L9/18;F16L47/08;(IPC1-7):F16L47/06
主分类号
B29C45/00
代理机构
代理人
主权项
地址
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