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发明名称
摘要
申请公布号
JPH01149456(U)
申请公布日期
1989.10.17
申请号
JP19880046121U
申请日期
1988.04.04
申请人
发明人
分类号
C21D9/673;(IPC1-7):C21D9/673
主分类号
C21D9/673
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代理人
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地址
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