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发明名称
TOUGH SPHEROIDAL GRAPHITE CAST IRON AND ITS HEAT TREATMENT
摘要
申请公布号
JPS56130453(A)
申请公布日期
1981.10.13
申请号
JP19800032463
申请日期
1980.03.14
申请人
RIKEN KK;IGAWA KATSUYA
发明人
MATSUSHITA TOORU;AKAZAWA TOSHINORI;IGAWA KATSUYA
分类号
C22C37/04;C21D5/00
主分类号
C22C37/04
代理机构
代理人
主权项
地址
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