Electrophotographic copying apparatus

Details Electrophotographic copying apparatus Electrophotographic copying apparatus

1981-10-02

1984-02-21

Braun, Fred L.

Photocopying

Projection printing and copying cameras

Combined with or convertible to a contact printer

355 14CH, G03G 1506, G03G 1502

Patent

active

044326343

ABSTRACT:
An electrophotographic copying apparatus which is capable of controlling copied image density under the state where the density variation of the line image and that of the solid image are generally kept constant, with a simultaneous increase of the amount of density variation for the line image.

REFERENCES:
patent: 3762811 (1973-10-01), Matsumoto
patent: 3788739 (1974-01-01), Coriale
patent: 4248524 (1981-02-01), Takahashi
patent: 4256401 (1981-03-01), Fujimura et al.
patent: 4348099 (1982-09-01), Fantozzi

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