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发明名称
MANUFACTURE OF SHAPED BODIES
摘要
申请公布号
GB2074917(A)
申请公布日期
1981.11.11
申请号
GB19810013554
申请日期
1981.05.01
申请人
SWISS ALUMINIUM LTD
发明人
分类号
B21C23/22;B21C23/24;B23K20/00;(IPC1-7):B21C23/22
主分类号
B21C23/22
代理机构
代理人
主权项
地址
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