Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Charging simultaneous with imaging
Patent
1981-11-09
1984-02-21
Welsh, John D.
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Charging simultaneous with imaging
430100, 430 57, 430902, 355 3CH, G03G 1322
Patent
active
044330383
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: 3481669 (1969-12-01), Roth et al.
patent: 3834809 (1974-09-01), Yoshizawa et al.
Olympus Optical Company Ltd.
Welsh John D.
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