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摘要
申请公布号
JPS5938879(B2)
申请公布日期
1984.09.19
申请号
JP19790068807
申请日期
1979.06.04
申请人
NIPPON STEEL CORP
发明人
KUMAGAI RYOHEI;KATO TAKASHI;ASADA IKUO;MYAHARA SATORU
分类号
B23K37/06;B23K9/00;B23K9/02;B23K9/035
主分类号
B23K37/06
代理机构
代理人
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