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发明名称
ALLOY STEEL RESISTANT TO EARTHHANDDSAND ABRASION
摘要
申请公布号
JPS53144414(A)
申请公布日期
1978.12.15
申请号
JP19770059440
申请日期
1977.05.24
申请人
KOMATSU MFG CO LTD
发明人
IKEDA HIROSHI;OOKAWA KAZUE
分类号
C22C38/00;C22C38/32;C22C38/34
主分类号
C22C38/00
代理机构
代理人
主权项
地址
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