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经营范围
发明名称
Polymethine dyestuffs
摘要
申请公布号
US2412816(A)
申请公布日期
1946.12.17
申请号
US19430514668
申请日期
1943.12.17
申请人
ILFORD LIMITED
发明人
KENDALL JOHN DAVID;EDWARDS HARRY DEREK
分类号
C09B23/02;C09B23/10;C09B23/16
主分类号
C09B23/02
代理机构
代理人
主权项
地址
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