...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 |
| 4620843 | Child's construction toy A constructional toy is disclosed which may be assembled in numerous different configurations employing four basic components which include a triangularly-shaped component, a rectangularly-shaped component and two elongated board components. A pair of whe... | 11/04/1986 |