Posted 1/17/2011 16:11 (#1554687 - in reply to #1554675) Subject: Re: John Deere's Rotary Design work prior to 1962.
It made a Crop
Well I found Patent work on Rotor installed in 197t something John Deere combines. I think the Walker combines had the Market, so why did the need to Market a Rotor/Rotary/Axial-Flow.