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发明名称
Method of manufacturing pipe body
摘要
申请公布号
EP1121992(B1)
申请公布日期
2012.01.18
申请号
EP20010300945
申请日期
2001.02.02
申请人
RICOH COMPANY, LTD.
发明人
KONDOU, TAKAFUMI;ISHINO, KEIJI
分类号
B21C37/10
主分类号
B21C37/10
代理机构
代理人
主权项
地址
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