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发明名称
摘要
申请公布号
DE2803239(C2)
申请公布日期
1985.02.21
申请号
DE19782803239
申请日期
1978.01.25
申请人
NISSHIN STEEL CO., LTD., TOKIO/TOKYO, JP
发明人
MARUHASHI, SHIGEAKI;KOBAYASHI, YOSHIO, TOKUYAMA, YAMAGUCHI, JP
分类号
C21C7/00;C21C7/068;C21C7/10;(IPC1-7):C21C7/10
主分类号
C21C7/00
代理机构
代理人
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