"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 6804334 | Method and device for dynamic message delivery based upon identification of originating caller The invention comprises a method and device for dynamic message delivery based upon the identification of an originating caller. Specifically, the originating caller for an incoming call is identified and compared to a list of callers, where each caller within the l... | 10/12/2004 |