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发明名称
Circuit d'annonce de véhicule sur voie ferrée
摘要
申请公布号
FR1451454(A)
申请公布日期
1966.09.02
申请号
FR19659002631
申请日期
1965.07.16
申请人
SOCIETE GENERALE DE CONSTRUCTIONS ELECTRIQUES ET MECANIQUES
发明人
BOURREE GUY;PONTIER CLAUDE
分类号
B61L1/18;B61L21/06;B61L29/22
主分类号
B61L1/18
代理机构
代理人
主权项
地址
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