Photographic products and processes providing a negative image

Details Photographic products and processes providing a negative image Photographic products and processes providing a negative image

1984-02-29

1985-07-23

Schilling, Richard L.

Radiation imagery chemistry: process, composition, or product th

Post imaging processing

With structural limitation

430411, 430416, 430418, 430419, 430427, 430428, 430434, 430497, 430598, G03C 148, G03C 526, G03C 538, G03C 539

Patent

active

045308985

ABSTRACT:
Photographic film units and processes are disclosed which provide a negative image, wherein exposed silver is developed to high covering power silver and unexposed silver halide is reduced to low covering power silver.

REFERENCES:
patent: 3343958 (1967-09-01), Morse
patent: 3536488 (1970-10-01), Land
patent: 3615438 (1971-10-01), Land
patent: 3721562 (1973-03-01), Land
patent: 3894871 (1975-07-01), Land
patent: 3990895 (1976-11-01), Land

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