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It made a Crop | I didn't know about it either until the other night I came across it when I researching Combine/Harvester/Separation Patents.
The fan was a Squirrel Cage design not a Paddle. Idea seemed to Center around adding extra cooling capacity and the coolant may have driven the fan.
I'm not at the puter that I have the Patent searches saved on. I skimmed though to many patents that night to remember anymore details. I can email you the details later if you'd like
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Why did it take 50 years?
