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发明名称
PHOTOGRAPHIC COMPOSITIONS
摘要
申请公布号
CA612953(A)
申请公布日期
1961.01.17
申请号
CAD612953
申请日期
申请人
POLAROID CORPORATION
发明人
HELEN P. HUSEK
分类号
主分类号
代理机构
代理人
主权项
地址
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