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发明名称
Dispositif de maintien de feuilles de papier pour ventilation de comptes et applications analogues
摘要
申请公布号
FR772508(A)
申请公布日期
1934.10.31
申请号
FRD772508
申请日期
1934.04.27
申请人
FELT AND TARRANT MANUFACTURING CO
发明人
分类号
B41L3/00
主分类号
B41L3/00
代理机构
代理人
主权项
地址
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