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发明名称
摘要
申请公布号
JPH01159958(U)
申请公布日期
1989.11.07
申请号
JP19880054799U
申请日期
1988.04.22
申请人
发明人
分类号
B22D41/00;(IPC1-7):B22D41/00
主分类号
B22D41/00
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