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发明名称
Commutateur électronique
摘要
申请公布号
CH325325(A)
申请公布日期
1957.10.31
申请号
CHD325325
申请日期
1952.07.09
申请人
STAATSBEDRIJF DER POSTERIJEN TELEGRAFIE EN TELEFONIE
发明人
SNIJDERS,ANTONIE
分类号
H03K3/12;H03K17/54;H03M5/00;H04L25/02
主分类号
H03K3/12
代理机构
代理人
主权项
地址
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