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发明名称
Perfectionnements aux dispositifs de répétition des signaux à bord des convois de chemin de fer
摘要
申请公布号
FR826570(A)
申请公布日期
1938.04.04
申请号
FRD826570
申请日期
1936.12.18
申请人
SOCIETE INDUSTRIELLE DE LIAISONS ELECTRIQUES
发明人
MALAQUIN ANDRE;HOURS GEORGES
分类号
B61L3/10
主分类号
B61L3/10
代理机构
代理人
主权项
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