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发明名称
Способ изготовления змейковых полусепараторов однорядных шарикоподшипников
摘要
申请公布号
SU129622(A1)
申请公布日期
1959.11.30
申请号
SU19590628290
申请日期
1959.05.07
申请人
PEPANYAN A.O.
发明人
PEPANYAN A.O.
分类号
B21D53/12
主分类号
B21D53/12
代理机构
代理人
主权项
地址
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