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发明名称
Способ изготовления магнитных систем
摘要
申请公布号
SU58862(A1)
申请公布日期
1940.11.30
申请号
SU19390001396
申请日期
1939.03.16
申请人
RABKIN L.I.
发明人
RABKIN L.I.
分类号
B22F3/02
主分类号
B22F3/02
代理机构
代理人
主权项
地址
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