Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 6940064 | Method and apparatus for validating the operation of an optical scanning device An apparatus for validating the operation of an optical scanning system is provided. The apparatus includes one or more scanning illumination beams (6) for scanning an object, and one or more observing beams that comprise light scattered by the object being s... | 09/06/2005 |
| 5815264 | System for acquiring an image of a multi-phase fluid by measuring backscattered light An in-situ imaging system suitable for analyzing particles or droplets contained in process reactor vessels or pipelines at full process concentrations is disclosed. The system includes a light source capable of high peak power output operated in a pulsed... | 09/29/1998 |
| 5619043 | System for acquiring an image of a multi-phase fluid by measuring backscattered light The present invention describes an optical technique for analyzing undiluted, multi-phase fluid flows as typically encountered inside reactor vessels or flow lines in the chemical industries. In particular the technique uses a pulsed, coherent light sourc... | 04/08/1997 |
| 5426501 | Apparatus and method for particle analysis Apparatus and a method are disclosed for determining the sizes of particles entrained in a fluid over a relatively wide range of sizes and determining the distribution of particles in a plurality of size increments. A sample of particles is fed into a dro... | 06/20/1995 |
