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经营范围
发明名称
Perfectionnements aux papiers hectographiques
摘要
申请公布号
FR996897(A)
申请公布日期
1951.12.27
申请号
FRD996897
申请日期
1949.08.31
申请人
GAUT-BLANCAN, E. BRULE, A. COUTROT ET COMPAGNIE
发明人
分类号
B41M5/04
主分类号
B41M5/04
代理机构
代理人
主权项
地址
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