Did You Know...
...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 |
| 5626741 | Catalytic cracking with quenching A catalytic cracking process is disclosed in which cracking is performed in a riser reactor, catalytically cracked product is substantially separated from the catalyst in a gross-cut separator downstream of the riser reactor, and the cracked product is qu... | 05/06/1997 |
| 5332335 | Secondary containment system A method for fabricating a secondary containment system in place includes providing a support surface for bottom and side portions of the secondary containment systems and applying a thermoset resin material to the support surface.... | 07/26/1994 |
