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发明名称
Verfahren zur Herstellung einer Gluehdrahtwendel
摘要
申请公布号
DE874338(C)
申请公布日期
1953.04.23
申请号
DE1941T002836D
申请日期
1941.05.10
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
MICHEL FRIEDRICH
分类号
H01J9/08
主分类号
H01J9/08
代理机构
代理人
主权项
地址
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