I saw this one on an auction site in a lot of vintage glass cutters. Looks like a pocket knife, corkscrew, maybe a bottle opener and on the end is a glass cutter and snap off notch.
I guess it for those wine enthusiasts that want to convert their bottles to something useable afterward?
"It didn't hurt, flirt, blood squirt, stuffed shirt, hang me on a tree
After I count down three rounds, in Hell I'll be in good company" - The Dead South