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I believe the thread is about the wondrous blade posted by the OP.
One patent is not the whole story but only was an illustration to show how such a thing may be accomplished
Trade usage often...

Hello Niel,
You are correct and I am familiar with the fullering tool.
A preshaped, contoured/ profiled, grinding wheel(s) is a common practice in the tool industry. And the machine that uses two...

I think the OP has a razor grind similar to this one:
http://i756.photobucket.com/albums/xx206/espressme/bb078fa9-f1b4-48c8-a4fc-6280c93392c7.jpg
~Richard

Called a "fuller" and was present on many razors through the early 20th century. I have seen Torrey and W&B with that grind.
Thanks to Bill here is the patent
The operator's seat is shown in the...