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发明名称
Improvements in or relating to the surface hardening of case-hardened and annealed components
摘要
申请公布号
GB824440(A)
申请公布日期
1959.12.02
申请号
GB19570021946
申请日期
1957.07.10
申请人
REGIE NATIONALE DES USINES RENAULT
发明人
分类号
C22F1/00;C23C8/80
主分类号
C22F1/00
代理机构
代理人
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