Title:
Diacylaminophenol couplers
United States Patent 2772162
US Patent References:
Acylaminophenol photographic couplers
- - 2367531

Acylamino phenols
- - 2423730


Inventors:
Salminen, Ilmari F.
Barr, Charles R.
Publication Date:
11/27/1956
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Assignee:
EASTMAN KODAK CO
Primary Class:
430/384
Other Classes:
564/158, 430/552, 564/223, 564/175, 430/569
International Classes:
G03C7/34
Foreign References:
GB651958A