I took an image from the video on you tube titled: autodesk inventor 2012: 2d to 3d.What image did you attach?
you see very blurred.
And anyway I feel like you're in part, but that command I've never seen.

It's a plug-in to add, so if you tell me it's not worth it then I avoid losing time.It's a plug-in, "2d to 3d tool" but it only works for minkiates, I tried it years ago... it lasted me 2 nano seconds
a classic of the autodesk tradition...but it only works for minkiates, ...