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发明名称
摘要
申请公布号
JPS4533855(Y1)
申请公布日期
1970.12.24
申请号
JP19660086222U
申请日期
1966.09.13
申请人
发明人
分类号
(IPC1-7):C21D1/74;C23C9/00;C23C11/00
主分类号
(IPC1-7):C21D1/74
代理机构
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