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发明名称
METHOD OF COPYING NEGATIVE PHOTOGRAPHIC IMAGES
摘要
申请公布号
CA522699(A)
申请公布日期
1956.03.13
申请号
CAD522699
申请日期
申请人
POLAROID CORPORATION
发明人
HOWARD G. ROGERS;EDWIN H. LAND
分类号
主分类号
代理机构
代理人
主权项
地址
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