Image forming apparatus having erasing means for erasing an elec

Details Image forming apparatus having erasing means for erasing an elec Image forming apparatus having erasing means for erasing an elec

1991-03-19

1992-06-30

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355204, G03G 2100

Patent

active

051267926

ABSTRACT:
The image forming apparatus according to this invention is adapted to erase unnecessary black images otherwise appearing on the peripheral portion of a copy sheet so that output images of a high quality are obtained. Further, erasable peripheral areas of the copy sheet on which unnecessary black images are otherwise formed are freely selected.

REFERENCES:
patent: 4713550 (1987-12-01), Anzai et al.
patent: 4745438 (1988-05-01), Acquaviva et al.
patent: 4847657 (1989-07-01), Hanada et al.
patent: 4870457 (1989-09-01), Migita et al.
patent: 4910553 (1990-03-01), Suzuki
patent: 4954846 (1990-09-01), Matsuo et al.
patent: 4990956 (1991-02-01), Iwata
patent: 5006904 (1991-04-01), Matsuo et al.

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