"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 |
| 5704094 | Electronic device having a cam assembly functioning as a depressible hinge An electronic device (100) that has an housing assembly and electrical circuit therein includes a first housing portion (116), a second housing portion (118) coupled to the first housing portion (116), and a cam assembly (102) rotationally coupling the fi... | 01/06/1998 |