Appeal No. 1998-3391
Application 08/659,143
responsive to computer signals for printing a document on two
sides.
Independent claim 1 is reproduced as follows:
1. A printing assembly comprising:
a desktop-type first laser printer;
a desktop-type second laser printer, at least a portion
of said second laser printer being disposed vertically below a
portion of said first laser printer;
a computer for generating a digital signal encoding a
multiple page document;
connection means connecting said computer to said first
laser printer and said second laser printer for transmitting
odd pages of said document to said first laser printer and
even pages of said document to said second laser printer; and
guide means for guiding separate sheets of paper in a
single U- or C-shaped arc from a paper output port of one of
said first laser printer and said second laser printer to a
paper feed port of the other of said first laser printer and
said second laser printer so that the separate sheets of paper
are simply inverted during passage from said output port to
said feed port.
The Examiner relies on the following references:
Hasegawa 4,972,236 Nov. 20,
1990
Matsuo et al. (Matsuo) 5,144,386 Sep. 1,
1992
Boeck et al. (Boeck) 5,467,179 Nov. 14,
1995
2
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