U.S. patents available from 1976 to present.
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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 D06/435 - Animate (36)


Subclass of Class D06 - Furnishings
No. of patents: 2
Last issue date: 02/02/2010


NumberTitleIssue Date
D609029Tool chest and cabinet
02/02/2010
D599133Tool chest and cabinet
09/01/2009
 
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