发明名称 |
Photographic developer composition |
摘要 |
A photographic developer composition containing (1) a developing agent, (2) a carbonyl-bisulfite, (3) a carbonate and (4) a primary or secondary alkanolamine, the alkanolamine being present in a molar amount less than the amount of said carbonylbisulfite.
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申请公布号 |
US4022621(A) |
申请公布日期 |
1977.05.10 |
申请号 |
US19750612881 |
申请日期 |
1975.09.12 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
HAYASHI, KATSUMI;IIJIMA, YOO |
分类号 |
G03C5/305;(IPC1-7):G03C5/30 |
主分类号 |
G03C5/305 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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