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发明名称
Gabelschaltung fuer Telegraphensysteme
摘要
申请公布号
DE843427(C)
申请公布日期
1952.07.07
申请号
DE1950ST01101
申请日期
1950.05.24
申请人
STAATSBEDRIJF DER POSTERIJEN
发明人
LOMMEL HENRI LEO VAN
分类号
H04L5/14;H04L25/22
主分类号
H04L5/14
代理机构
代理人
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