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经营范围
发明名称
Procédé pour l'amélioration des filés artificiels, notamment de la soie artificielle
摘要
申请公布号
FR44775(E)
申请公布日期
1935.04.06
申请号
FRD44775
申请日期
1934.05.02
申请人
HEBERLEIN & CO. A.-G.
发明人
分类号
D02G1/02
主分类号
D02G1/02
代理机构
代理人
主权项
地址
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