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发明名称
UNDERWATER EXTRUSION
摘要
申请公布号
JPS5482350(A)
申请公布日期
1979.06.30
申请号
JP19770149403
申请日期
1977.12.14
申请人
FURUKAWA METALS CO
发明人
TAGAMI HIROMU
分类号
B21C29/00
主分类号
B21C29/00
代理机构
代理人
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