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...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.

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Class 460/48 - Knife


Subclass of Class 460 - Crop threshing or separating
Definition: Subject matter including a cutting blade which severs the
No. of patents: 4
Last issue date: 11/11/2003


NumberTitleIssue Date
6644180Corn cutting assembly
Disclosed herein is an assembly for cutting kernels or corn from an ear of corn comprising: a) a container having an open top, an enclosed bottom, a front side, and a rear side, said front side defining a front slit extending from the top of the conta...
11/11/2003
5232404Cob cutter blade and method of manufacture
A new and unique construction for a corn cob cutter knife is presented. A method is described for the manufacture of a unique cutting blade insert which is tapered and which has an inner ski angle compatible with the many applications involved in removing...
08/03/1993
5195929Cob cutter blade and method of manufacture
A new and unique construction for a corn cob cutter knife is presented. A method is described for the manufacture of a unique cutting blade insert which is tapered and which has an inner ski angle compatible with the many applications involved in removing...
03/23/1993
5176573Corn harvesting
A corn harvesting system integrates automatic separation and removal of ears of corn from a plurality of rows of corn plants (the stalks thereof), the husking of the ears, the cutting or the kernels and the deposit thereof into a container from which the ...
01/05/1993
 
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