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发明名称
摘要
申请公布号
JPS6121301(B2)
申请公布日期
1986.05.26
申请号
JP19810187977
申请日期
1981.11.24
申请人
SUMITOMO METAL IND
发明人
OKADA YASUTAKA;YOSHIKAWA KUNIHIKO;SAKASHITA TSUTOMU;YAMAMOTO TOKIO;MATSUYA KYOSHI
分类号
C21D8/00;B22D11/128;C21D9/38;C22C38/00;C22C38/38;C22C38/58
主分类号
C21D8/00
代理机构
代理人
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