Wow.
Thank you guys for all of the info. I couldn't find anything that looked exactly the same either. I found one that was really similar:
This looks closest, except butt isn't rounded.
http://81.21.79.188:81/carbines/pics/2.jpg
These look similar as well.
http://www.bayerischewaffen.de/image...83offizier.jpg
http://www.adamsguns.com/1297.jpg
But no numbers or brands seems weird. I wonder if someone filed them off...