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发明名称
摘要
申请公布号
JPH0475663(U)
申请公布日期
1992.07.02
申请号
JP19900114332U
申请日期
1990.10.31
申请人
发明人
分类号
B22D41/00;B22D1/00;B22D7/10;B22D27/06;(IPC1-7):B22D41/00
主分类号
B22D41/00
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