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经营范围
发明名称
Treatment of cellulosic materials
摘要
申请公布号
US1964646(A)
申请公布日期
1934.06.26
申请号
US19310541662
申请日期
1931.06.02
申请人
CELANESE CORPORATION OF AMERICA
发明人
OXLEY HORACE FINNINGLEY;CHALLIS WILLIAM
分类号
C13K1/02
主分类号
C13K1/02
代理机构
代理人
主权项
地址
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