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发明名称
MANUFACTURE OF INSIDE-GROOVED TUBE
摘要
申请公布号
JPH0550136(A)
申请公布日期
1993.03.02
申请号
JP19910237263
申请日期
1991.08.23
申请人
FURUKAWA ELECTRIC CO LTD:THE
发明人
IKU FUMIO;KAWAGUCHI HIROSHI
分类号
B21C1/22;B21C3/08
主分类号
B21C1/22
代理机构
代理人
主权项
地址
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