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发明名称
Improvers for photographic emulsions
摘要
申请公布号
US2403927(A)
申请公布日期
1946.07.16
申请号
US19430510040
申请日期
1943.11.12
申请人
ILFORD LIMITED
发明人
KENDALL JOHN DAVID;FRY DOUGLAS JAMES;BROOKS JAMES DOUGLAS
分类号
G03C1/34;G03C5/305
主分类号
G03C1/34
代理机构
代理人
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