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经营范围
发明名称
Nouveau guide routier sonore
摘要
申请公布号
FR1223570(A)
申请公布日期
1960.06.17
申请号
FR19590785339
申请日期
1959.01.30
申请人
发明人
BARBIER PIERRE
分类号
G11B15/00
主分类号
G11B15/00
代理机构
代理人
主权项
地址
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