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发明名称
Selbstanschlussfernsprechanlage
摘要
申请公布号
DE952276(C)
申请公布日期
1956.11.15
申请号
DE1953N008049
申请日期
1953.11.19
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
SIX WILLEM;DOMBURG JACOBUS
分类号
H04Q3/00;H04Q3/52
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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