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发明名称
TOUGH SPHERICAL GRAPHITE CASTTIRON AND HEAT TREATMENT THEREOF
摘要
申请公布号
JPS51123719(A)
申请公布日期
1976.10.28
申请号
JP19750048767
申请日期
1975.04.22
申请人
IGAWA KASHIYA;TANAKA YUUICHI;RIKEN PISUTONRINGU KOUGIYOU KK
发明人
IGAWA KASHIYA;TANAKA YUUICHI
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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