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经营范围
发明名称
CAST STEEL FOR WELDING
摘要
申请公布号
JPS5240420(A)
申请公布日期
1977.03.29
申请号
JP19750116347
申请日期
1975.09.29
申请人
KOMATSU MFG CO LTD
发明人
MASUDA KIKUO
分类号
C22C38/00;C22C38/14
主分类号
C22C38/00
代理机构
代理人
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