<s>
Electrographic	B-Device
is	O
a	O
term	O
used	O
for	O
punched-card	B-Architecture
and	O
page-scanning	O
technology	O
that	O
allowed	O
cards	O
or	O
pages	O
marked	O
with	O
a	O
pencil	B-Device
to	O
be	O
processed	O
or	O
converted	O
into	O
punched	B-Architecture
cards	I-Architecture
.	O
</s>
<s>
The	O
primary	O
developer	O
of	O
electrographic	B-Device
systems	O
was	O
IBM	O
,	O
who	O
used	O
mark	B-Device
sense	I-Device
as	O
a	O
trade	O
name	O
for	O
both	O
the	O
forms	O
and	O
processing	O
system	O
.	O
</s>
<s>
The	O
term	O
has	O
since	O
come	O
to	O
be	O
used	O
generically	O
for	O
any	O
technology	O
allowing	O
marks	O
made	O
using	O
ordinary	O
writing	O
implements	O
to	O
be	O
processed	O
,	O
encompassing	O
both	O
optical	B-Application
mark	I-Application
recognition	I-Application
and	O
electrographic	B-Device
technology	O
.	O
</s>
<s>
The	O
term	O
"	O
mark	B-Device
sense	I-Device
"	O
is	O
not	O
generally	O
used	O
when	O
referring	O
to	O
technology	O
that	O
distinguishes	O
the	O
shape	O
of	O
the	O
mark	O
;	O
the	O
general	O
term	O
optical	B-Application
character	I-Application
recognition	I-Application
is	O
generally	O
used	O
when	O
mark	O
shapes	O
are	O
distinguished	O
.	O
</s>
<s>
Because	O
the	O
term	O
mark-sense	O
was	O
originally	O
a	O
trade	O
name	O
,	O
the	O
Federal	O
Government	O
generally	O
used	O
the	O
term	O
electrographic	B-Device
.	O
</s>
<s>
In	O
the	O
1940s	O
,	O
50s	O
,	O
and	O
60s	O
,	O
mark	B-Device
sense	I-Device
technology	O
was	O
widely	O
used	O
for	O
applications	O
like	O
processing	O
meter	O
readings	O
recordings	O
on	O
turnaround	B-General_Concept
documents	I-General_Concept
and	O
recording	O
long	O
distance	O
telephone	O
calls	O
.	O
</s>
<s>
Many	O
thousands	O
of	O
pencils	B-Device
were	O
made	O
expressly	O
for	O
mark	B-Device
sense	I-Device
applications	O
by	O
the	O
Dur-O-Lite	O
Pencil	B-Device
Company	O
and	O
by	O
the	O
Autopoint	O
Company	O
.	O
</s>
<s>
Many	O
of	O
the	O
pencils	B-Device
made	O
for	O
the	O
"	O
Bell	O
System	O
"	O
were	O
stamped	O
"	O
MARK	B-Device
SENSE	I-Device
LEAD	O
"	O
and	O
for	O
the	O
Federal	O
Government	O
,	O
"	O
US	O
Government	O
Electrographic.	O
"	O
</s>
<s>
Johnson	O
went	O
on	O
to	O
develop	O
a	O
range	O
of	O
electrographic	B-Device
mark-sense	O
machinery	O
.	O
</s>
<s>
Various	O
IBM	O
equipment	O
could	O
be	O
used	O
with	O
mark	B-Device
sense	I-Device
cards	O
including	O
the	O
IBM	O
513	O
and	O
IBM	O
514	O
Reproducing	O
Punches	O
,	O
the	O
IBM	B-Device
557	I-Device
Alphabetic	O
Interpreter	O
,	O
and	O
the	O
IBM	O
519	O
Electric	O
Document	O
Originating	O
Machine	O
.	O
</s>
