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发明名称
HOT EXTRUSION METHOD
摘要
申请公布号
JPS5684121(A)
申请公布日期
1981.07.09
申请号
JP19790159969
申请日期
1979.12.10
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
OOKUMA SHINJI;SHINTA SANKICHI;KIKUCHI TATSUO;NAKAGAWA HARUAKI
分类号
B21C23/32
主分类号
B21C23/32
代理机构
代理人
主权项
地址
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