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经营范围
发明名称
Spinning artificial silk
摘要
申请公布号
US2044885(A)
申请公布日期
1936.06.23
申请号
US19310518598
申请日期
1931.02.26
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
KLEINE JOHANNES;PFANNENSTIEL HUGO;MATTHAES WERNER
分类号
D01F2/06;E02F5/00;E02F5/10;E02F9/26
主分类号
D01F2/06
代理机构
代理人
主权项
地址
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