I found a picture of the patent in a woodworking magazine. - Edit 1
Before modification by Burr at 08/10/2009 04:43:26 AM
You can zoom in once, but it's still blurry and small. However, I believe the second designer is not Svein Gusrud, but Hans Mengshoel.
If you put Mengshoel into the U.S. Patent Office search, a few promising results show up, but I can't see the images to confirm which one it might be.
If you put Mengshoel into the U.S. Patent Office search, a few promising results show up, but I can't see the images to confirm which one it might be.