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发明名称
摘要
申请公布号
JPS5813902(U)
申请公布日期
1983.01.28
申请号
JP19810108015U
申请日期
1981.07.20
申请人
发明人
分类号
B23B27/22;(IPC1-7):B23B27/22
主分类号
B23B27/22
代理机构
代理人
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地址
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