<s>
Objectory	B-Application
is	O
an	O
object-oriented	B-Language
methodology	O
mostly	O
created	O
by	O
Ivar	O
Jacobson	O
,	O
who	O
has	O
greatly	O
contributed	O
to	O
object-oriented	B-Language
software	I-Language
engineering	I-Language
.	O
</s>
<s>
The	O
framework	O
of	O
objectory	B-Application
is	O
a	O
design	O
technique	O
called	O
design	O
with	O
building	O
blocks	O
.	O
</s>
<s>
It	O
is	O
considered	O
to	O
be	O
the	O
first	O
commercially	O
available	O
object-oriented	B-Language
methodology	O
for	O
developing	O
large-scale	O
industrial	O
systems	O
.	O
</s>
<s>
Its	O
main	O
techniques	O
are	O
:	O
conceptual	O
modelling	O
,	O
Object-oriented	B-Language
programming	I-Language
,	O
and	O
a	O
block	O
design	O
technique	O
.	O
</s>
