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经营范围
发明名称
Procédé de production de fils artificiels et de matières analogues
摘要
申请公布号
FR769743(A)
申请公布日期
1934.08.31
申请号
FRD769743
申请日期
1934.03.06
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
B65H54/80
主分类号
B65H54/80
代理机构
代理人
主权项
地址
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