"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 6892350 | Audio system with customization of information display An audio system has a plurality of capabilities for processing an audio signal with visual indication of the capabilities by labels. In the audio system, an audio device such as amplifier and effector selectively provides the capabilities of processing an audio sign... | 05/10/2005 |