<s>
The	O
IBM	B-Device
1712	I-Device
Multiplexer	O
and	O
Terminal	O
Unit	O
was	O
part	O
of	O
the	O
IBM	B-Device
1710	I-Device
process	O
control	O
computer	O
.	O
</s>
<s>
The	O
Multiplexer	O
would	O
select	O
which	O
signal	O
was	O
connected	O
to	O
the	O
IBM	B-Device
1711	I-Device
Data	O
Converter	O
.	O
</s>
