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 |
| 7342159 | Grand piano action mechanism An action mechanism of a mechanical piano including a wippen accommodated on a wippen rail, a repetition lever with a flange, a jack, a hammer, and a pair of permanent magnets arranged so as to repel each other. The first magnet is attached to the wippen and the sec... | 03/11/2008 |
| 7279629 | Classification and use of classifications in searching and retrieval of information A method and apparatus are provided for classification of information and using the classification information in search and retrieval of information. In one embodiment, musical compositions having various highly subjective characteristics and features are classifie... | 10/09/2007 |
| 5777254 | System and method for controlling note inversions during computer based musical performances The present invention provides a system and a method for intelligently controlling note inversions during a computer based musical performance. During a musical performance, notes of a track are transposed against a chord. In some instances, the resulting... | 07/07/1998 |
