Quotables
"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 |
| 4855822 | Human engineered remote driving system Methods and apparatus are provided for driving a vehicle from a remote control station achieving tele-operation of the vehicle. A television sensor mounted on the vehicle provides video image information which is reduced in bandwidth by a factor of approx... | 08/08/1989 |
| 4654629 | Vehicle marker light A marker light using an array (2) of light emitting diodes (12) in combination with lenses (3) provides a light beam of required intensity, shape and color for railroad applications. The light emitting diodes are arranged in various configurations to form... | 03/31/1987 |
| 4592217 | Marker attachment for railroad equipment An improved attaching device is provided for securely mounting railroad signalling and monitoring equipment (10, 12) on the coupler (36) of a railroad car. A package including a supporting frame (22) to which the equipment is fastened by a draw pull (16) ... | 06/03/1986 |
| 4488681 | Heat saving device A heat saving device is provided for use in connection with the flue pipe of a stove, furnace, or similar heater. Instead of being exhausted directly into the atmosphere through the flue pipe, hot exhaust gases and other combustion products pass through a... | 12/18/1984 |
