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发明名称
Instrument indicateur à aiguilles croisées notamment pour installations d'émissions radio
摘要
申请公布号
FR1133156(A)
申请公布日期
1957.03.21
申请号
FRD1133156
申请日期
1955.10.19
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H03J1/04
主分类号
H03J1/04
代理机构
代理人
主权项
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