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发明名称
DISPOSITIF D'AVANCE ET DE GUIDAGE BIDIRECTIONNEL DE BANDE
摘要
申请公布号
FR2521116(B1)
申请公布日期
1986.09.26
申请号
FR19830000664
申请日期
1983.01.14
申请人
BELL HOWELL CY
发明人
FREDERIC F. GRANT
分类号
B65H23/16;G11B15/60;(IPC1-7):B65H23/02;G11B15/18
主分类号
B65H23/16
代理机构
代理人
主权项
地址
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