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发明名称
COMBINED DIES FOR EXTRUDING HOLLOW MATERIAL
摘要
申请公布号
JPH0623425(A)
申请公布日期
1994.02.01
申请号
JP19920178082
申请日期
1992.07.06
申请人
YANO ENG:YUGEN
发明人
YANO SADAHIDE
分类号
B21C23/10;B21C25/02;(IPC1-7):B21C25/02
主分类号
B21C23/10
代理机构
代理人
主权项
地址
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