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发明名称
Perfectionnements apportés aux canaux d'acide, servant de guide-fil dans les appareils pour le filage de la soie artificielle
摘要
申请公布号
FR676342(A)
申请公布日期
1930.02.21
申请号
FRD676342
申请日期
1929.06.07
申请人
OSCAR KOHORN & CO
发明人
PERL ALFRED
分类号
D01D5/14
主分类号
D01D5/14
代理机构
代理人
主权项
地址
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