<s>
Motiograph	B-General_Concept
(	O
originally	O
The	O
Enterprise	O
Optical	O
Manufacturing	O
Company	O
)	O
was	O
a	O
film	O
equipment	O
company	O
established	O
by	O
Alvah	O
C	O
Roebuck	O
in	O
Chicago	O
in	O
1896	O
.	O
</s>
<s>
The	O
company	O
manufactured	O
theater	O
projectors	B-Application
and	O
speakers	O
.	O
</s>
<s>
Their	O
Optiograph	O
35mm	O
film	B-Application
projector	I-Application
was	O
first	O
introduced	O
in	O
1898	O
and	O
sold	O
via	O
catalogs	O
including	O
Sears	O
.	O
</s>
<s>
Beginning	O
in	O
1908	O
,	O
all	O
products	O
released	O
by	O
the	O
Enterprise	O
Optical	O
Manufacturing	O
Company	O
carry	O
the	O
brand	O
name	O
Motiograph	B-General_Concept
.	O
</s>
<s>
In	O
1911	O
,	O
their	O
first	O
theater	O
grade	O
35mm	O
projector	O
(	O
Motiograph	B-General_Concept
model	O
D	O
)	O
was	O
released	O
.	O
</s>
<s>
In	O
1936	O
,	O
they	O
change	O
the	O
company	O
name	O
from	O
the	O
Enterprise	O
Optical	O
Manufacturing	O
Company	O
to	O
become	O
Motiograph	B-General_Concept
,	O
Inc	O
.	O
Also	O
in	O
1936	O
,	O
Motiograph	B-General_Concept
releases	O
the	O
very	O
popular	O
model	O
K	O
projector	O
and	O
continues	O
to	O
innovate	O
after	O
the	O
war	O
years	O
.	O
</s>
<s>
The	O
last	O
corporate	O
listing	O
for	O
Motiograph	B-General_Concept
in	O
Illinois	O
is	O
from	O
1973	O
.	O
</s>
