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经营范围
发明名称
Treatment of artificial material
摘要
申请公布号
US1999401(A)
申请公布日期
1935.04.30
申请号
US19290399384
申请日期
1929.10.12
申请人
CELANESE CORPORATION
发明人
DICKIE WILLIAM ALEXANDER;SOWTER PERCY FREDERICK COMBE
分类号
D01F2/28
主分类号
D01F2/28
代理机构
代理人
主权项
地址
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