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发明名称
摘要
申请公布号
CH604970(A5)
申请公布日期
1978.09.15
申请号
CH19740014659
申请日期
1974.11.01
申请人
OLSSON, ERIK ALLAN
发明人
ERIK ALLAN OLSSON
分类号
B22D11/01;B22D11/00;B22D11/06;(IPC1-7):B22D11/01;H01F39/00
主分类号
B22D11/01
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代理人
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