...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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| Number | Title | Issue Date |
| 7169811 | Composition based on ethyl ester of linoleic acid and triethyl ester of citric acid for topical use in the treatment of seborrhea and acne The present invention relates to a composition for topical use for treating and improving the aesthetic conditions of the skin, which comprises, as an active ingredient, a mixture of ethyllinoleate and triethylcitrate. This composition is active in the treatment of ... | 01/30/2007 |