PHOTOGRAPHIC DEVELOPING COMBINATIONS
1,154,385. Photographic silver halide development. GEVAERT-AGFA N.V. Oct. 18, 1967 [Nov. 4, 1966], No.49658/66. Heading G2C. [Also in Division C4] An exposed photographic silver halide emulsion layer is developed with a mixture of developing agents comprising an anionic developing agent, e.g. hydroq...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
16.02.1971
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Subjects | |
Online Access | Get full text |
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