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发明名称
METHOD FOR ATMOSPHERE-PATENTING EXTRA-FINE STEEL WIRE
摘要
申请公布号
JPH04136126(A)
申请公布日期
1992.05.11
申请号
JP19900255231
申请日期
1990.09.27
申请人
NIPPON STEEL CORP
发明人
YAMAZAKI TAKESHI;TASHIRO HITOSHI;SATO HIROSHI
分类号
C21D9/573;C21D9/64
主分类号
C21D9/573
代理机构
代理人
主权项
地址
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