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 |
| 7934924 | System and method for flame stabilization and control A system and method for providing continuous measurement and control of a combustion device by altering the fuel composition delivered thereto. The system includes devices for sensing combustion characteristics or other device characteristics, and controlling the pe... | 05/03/2011 |
| 7435080 | System and method for flame stabilization and control A system and method for providing continuous measurement and control of a combustion device by altering the fuel composition delivered thereto. The system includes devices for sensing related information, such as fuel characteristics, combustion characteristics, or ... | 10/14/2008 |
| D545229 | Smoke alarm detector | 06/26/2007 |
| 7170397 | Method and apparatus for waking a person A system and method for waking a person includes the provision of tactile stimulation in a repeating interrupted pattern upon the detection of an alarm signal indicative of an event for which the person should be awakened. In one embodiment, a device for waking a pe... | 01/30/2007 |
| 7015807 | Method and apparatus for indicating activation of a smoke detector alarm A method for detecting smoke detector alarms comprises analyzing at least two parameters of ambient sound over a period of time to detect a temporal pattern of the alarm. In one embodiment, a series of samples are taken over a period of time sufficiently long to inc... | 03/21/2006 |
