Quotables
"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 |
| 5714948 | Satellite based aircraft traffic control system A satellite based air traffic control (ATC) system includes an aircraft unit on an aircraft and an ATC facility. The aircraft unit includes an AARTS processor, GPS receivers or other satellite receivers, a comparator for comparing the GPS data, a two-way ... | 02/03/1998 |
| 5673305 | Apparatus and method for tracking and reporting the location of a motor vehicle An apparatus and method of tracking and reporting the location of a mobile article, such as a stolen motor vehicle. A controller receives and analyzes positioning signals transmitted from known locations to determine the location of the motor vehicle. The... | 09/30/1997 |
| 5648770 | Apparatus and method of notifying a party of a pending delivery or pickup An apparatus and method for notifying a party of a pending delivery or pickup of an item. A mobile vehicle or carrier is equipped with a satellite receiver, a controller and a communicator. The mobile vehicle determines its location based on positioning s... | 07/15/1997 |
