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经营范围
发明名称
Appareil pour le développement par l'ammoniaque de papiers héliographiques.
摘要
申请公布号
CH276171(A)
申请公布日期
1951.06.30
申请号
CHD276171
申请日期
1949.01.27
申请人
LA CELLOPHANE S.A.
发明人
S.A. LA CELLOPHANE
分类号
G03D7/00
主分类号
G03D7/00
代理机构
代理人
主权项
地址
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