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经营范围
发明名称
Polymethin dyes
摘要
申请公布号
US2715623(A)
申请公布日期
1955.08.16
申请号
US19530373063
申请日期
1953.08.07
申请人
ILFORD LIMITED
发明人
FRY DOUGLAS JAMES;LEA BERNARD ALAN
分类号
C09B23/01;C09B23/02;C09B23/06;C09B23/08;G03C1/12
主分类号
C09B23/01
代理机构
代理人
主权项
地址
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