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发明名称
PHOTOGRAPHIC REVERSAL COPYING PROCESS
摘要
申请公布号
CA487420(A)
申请公布日期
1952.10.21
申请号
CAD487420
申请日期
申请人
CANADIAN KODAK COMPANY
发明人
EDWARD C. YACHEL
分类号
主分类号
代理机构
代理人
主权项
地址
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