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发明名称
Verfahren zum Magnetisieren von Ringmagneten
摘要
申请公布号
DE711557(C)
申请公布日期
1941.10.02
申请号
DE1939J063584D
申请日期
1939.01.24
申请人
LADISLAV JURAK
发明人
JURAK LADISLAV
分类号
H01F13/00
主分类号
H01F13/00
代理机构
代理人
主权项
地址
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