Civilian Robots appeared in the GDC 2006 trailer of Ratchet & Clank Future: Tools of Destruction. They are seen hovering there way on a bridge in the trailer.
Behind the scenes
Although they did appear in the GDC 2006 trailer, they did not appear in the final version of the game.
- Ratchet & Clank Future: Tools of Destruction GDC 2006 trailer