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发明名称
Dispositif d'enfilage pour le support de documents perforés, destiné à des classeurs, reliures de documents et similaires
摘要
申请公布号
BE580023(A1)
申请公布日期
1959.12.16
申请号
BE19590580023
申请日期
1959.06.25
申请人
WALTER LIEBOLD KG
发明人
分类号
(IPC1-7):B42B
主分类号
(IPC1-7):B42B
代理机构
代理人
主权项
地址
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