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发明名称
Procédé et dispositif pour la transmission d'informations supplémentaires sur des lignes
摘要
申请公布号
FR1493808(A)
申请公布日期
1967.09.01
申请号
FR19660073591
申请日期
1966.08.19
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H04B14/02
主分类号
H04B14/02
代理机构
代理人
主权项
地址
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