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发明名称
EXTRUSION PROCESSES
摘要
申请公布号
GB1575696(A)
申请公布日期
1980.09.24
申请号
GB19770016760
申请日期
1977.04.22
申请人
NIPPON KEIKINZOKU SOGOKENKYUSHO KK
发明人
分类号
B21C23/08;B21C23/32;B21C25/02;B21C35/06;(IPC1-7):B21C35/06;B21C23/04
主分类号
B21C23/08
代理机构
代理人
主权项
地址
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