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发明名称
LOCAL HARDENING METHOD FOR RAM OF FORGING MACHINE
摘要
申请公布号
JPS5644719(A)
申请公布日期
1981.04.24
申请号
JP19790118799
申请日期
1979.09.18
申请人
SHIN NIPPON DROP FORGING
发明人
KISHI TAKASHI
分类号
C21D9/00
主分类号
C21D9/00
代理机构
代理人
主权项
地址
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