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发明名称
Improvements in the colouration of cellulose esters and ethers
摘要
申请公布号
GB356752(A)
申请公布日期
1931.09.07
申请号
GB19300017619
申请日期
1930.06.06
申请人
BRITISH CELANESE LIMITED;GEORGE HOLLAND ELLIS;HENRY CHARLES OLPIN
发明人
分类号
C09B39/00;C09B56/12
主分类号
C09B39/00
代理机构
代理人
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