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发明名称
HYDROPHILIC COLLOID COLOUR-FORMERS AND PHOTOGRAPHIC ELEMENTS
摘要
申请公布号
CA447936(A)
申请公布日期
1948.04.20
申请号
CAD447936
申请日期
申请人
CANADIAN INDUSTRIES LIMITED
发明人
DAVID WILLCOX WOODWARD
分类号
主分类号
代理机构
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