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经营范围
发明名称
Photographic sensitizer and developer
摘要
申请公布号
US2776888(A)
申请公布日期
1957.01.08
申请号
US19540443710
申请日期
1954.07.15
申请人
GREGORIO POP
发明人
POP GREGORIO
分类号
G03C5/18
主分类号
G03C5/18
代理机构
代理人
主权项
地址
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