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发明名称
Spulenkern und Verfahren zu seiner Herstellung
摘要
申请公布号
DE657883(C)
申请公布日期
1938.03.25
申请号
DE1933F074841D
申请日期
1933.01.13
申请人
FELTEN & GUILLEAUME CARLSWERK AKT.-GES.
发明人
MEYER DR. ULFILAS
分类号
H01F1/26
主分类号
H01F1/26
代理机构
代理人
主权项
地址
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