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发明名称
摘要
申请公布号
JPH0734980(B2)
申请公布日期
1995.04.19
申请号
JP19900314093
申请日期
1990.11.21
申请人
发明人
分类号
G01F23/26;B22D11/06;B22D11/16;B22D11/18;(IPC1-7):B22D11/16
主分类号
G01F23/26
代理机构
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