Electrophotographic copying process for forming positive or nega

Details Electrophotographic copying process for forming positive or nega Electrophotographic copying process for forming positive or nega

1981-11-09

1984-04-03

Welsh, John D.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Charging simultaneous with imaging

430 57, 355 3CH, G03G 1322

Patent

active

044408439

ABSTRACT:
An electrophotographic copying process utilizes a photosensitive member for electrophotography which comprises a first and a second photoconductive layer which are sensitive to radiation of a first and a second wavelength region, respectively. The photosensitive member may be selectively subjected to

REFERENCES:
patent: 3704121 (1972-11-01), Makino et al.

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