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发明名称
Photographic developing paper
摘要
申请公布号
US2217829(A)
申请公布日期
1940.10.15
申请号
US19380192066
申请日期
1938.02.23
申请人
GENERAL ANILINE & FILM CORPORATION
发明人
ALBERTS FRITZ;TRABERT ERWIN;SACK ALFRED;JESSIEN WILHELM;DIETERLE WALTER;RIESTER OSKAR
分类号
G03C1/18
主分类号
G03C1/18
代理机构
代理人
主权项
地址
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