Recorders – Printing – dotting – or punching marker – Ink transfer support or moving means
Patent
1989-07-28
1990-05-15
Evans, Arthur G.
Recorders
Printing, dotting, or punching marker
Ink transfer support or moving means
3461601, 346154, G01D 1500
Patent
active
049262009
ABSTRACT:
In an electrophotographic printer, a photoconductive drum is scanned with a light spot provided by scanning light sources to electrostatically form a latent image with dot on it. The light sources comprise at least two LED print heads different in linear density are provided to print out data different in linear density on one and the same page.
REFERENCES:
patent: 4560999 (1985-12-01), Tokuhaka
patent: 4752801 (1988-12-01), Kando
patent: 4772915 (1988-09-01), Kando
Katagiri Shigenobu
Kozawa Hiroomi
Ohyama Mineo
Yamada Koutaro
Evans Arthur G.
Keller Michael L.
Longacre James R.
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