<s>
The	O
IBM	B-Device
6400	I-Device
family	O
of	O
line	O
matrix	O
printers	O
were	O
modern	O
highspeed	O
business	O
computer	O
printers	O
introduced	O
by	O
IBM	O
in	O
1995	O
.	O
</s>
<s>
These	O
printers	O
were	O
designed	O
for	O
use	O
on	O
a	O
variety	O
IBM	O
systems	O
including	O
mainframes	B-Architecture
,	O
servers	O
,	O
and	O
PCs	O
.	O
</s>
