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经营范围
发明名称
Photographic emulsions and elements containing a water soluble laminarin
摘要
申请公布号
US3085010(A)
申请公布日期
1963.04.09
申请号
US19610082684
申请日期
1961.01.16
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
JR. VAUGHAN CRANDALL CHAMBERS,
分类号
G03C1/04
主分类号
G03C1/04
代理机构
代理人
主权项
地址
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