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发明名称
Système de communication électronique par code, et appareillage utilisé
摘要
申请公布号
FR1169091(A)
申请公布日期
1958.12.22
申请号
FRD1169091
申请日期
1956.12.28
申请人
GENERAL RAILWAY SIGNAL COMPANY
发明人
分类号
B61L7/08
主分类号
B61L7/08
代理机构
代理人
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地址
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