"The radio craze will die out in time."
Thomas Edison ; 1922
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| Number | Title | Issue Date |
| 7099841 | Methods and systems for trading permanent seat licenses A method of trading seat licenses over a computer network is provided whereby a seat license is listed for sale by a seller on a seat license exchange hosted by an intermediary, wherein the seat license exchange is conducted through a central computer over the compu... | 08/29/2006 |