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发明名称
DIRECT POSITIVE PHOTOGRAPHIC MATERIALS
摘要
申请公布号
US3506451(A)
申请公布日期
1970.04.14
申请号
USD3506451
申请日期
1967.03.13
申请人
SANKYO KK.;KONISHIROKU SHASHIN KOGYO KK.
发明人
NOBUO SOMA;JUNICHI NAKAZAWA;YOSHIO SATO;YOSHIMI KUWABARA;HIDEHIKO ISHIKAWA
分类号
C07D235/02;G03C1/485;(IPC1-7):G03C1/36
主分类号
C07D235/02
代理机构
代理人
主权项
地址
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