However, none of these examples have made it into production.
It would be years before any of these systems made their way into production.
Several were in the planning stage, but none made it into production.
Up to ten other variants were produced, but never made it into full production.
We have 117 different models: a good number of these never made it into production.
Trouble was, none of these "concept" cars ever made it into production.
A lot of the Mako's design elements made it into production.
However none of these games made it into production before Apollo closed its doors in late 1983.
A planned successor, the M2, never made it into production.
Of them all, only the Pontiac made it into production.