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发明名称
Антифрикционный сплав
摘要
申请公布号
SU80499(A1)
申请公布日期
1948.11.30
申请号
SU19480379325
申请日期
1948.05.27
申请人
TSVETKOV I.I.
发明人
TSVETKOV I.I.
分类号
C22C21/10
主分类号
C22C21/10
代理机构
代理人
主权项
地址
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