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经营范围
发明名称
Procédé de reproduction de clichés d'impression, par polycopie
摘要
申请公布号
FR1067757(A)
申请公布日期
1954.06.18
申请号
FRD1067757
申请日期
1952.12.17
申请人
RITZERFELD WILHELM;RITZERFELD GERHARD
发明人
RITZERFELD WILHELM;RITZERFELD GERHARD
分类号
B41M5/04
主分类号
B41M5/04
代理机构
代理人
主权项
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