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经营范围
发明名称
Dispositif brocheur pour la fixation amovible de feuillets perforés
摘要
申请公布号
FR923145(A)
申请公布日期
1947.06.27
申请号
FRD923145
申请日期
1946.01.18
申请人
发明人
DOUCET EDMOND-GABRIEL
分类号
B42F13/16
主分类号
B42F13/16
代理机构
代理人
主权项
地址
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