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发明名称
Procédé pour la production d'épreuves d'imprimerie copiantes à écriture inversée
摘要
申请公布号
FR830806(A)
申请公布日期
1938.08.10
申请号
FRD830806
申请日期
1937.12.14
申请人
发明人
FERDINAND;HEINZ OTTO
分类号
B41L1/34;B41M5/025
主分类号
B41L1/34
代理机构
代理人
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