Quotables
"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 4452027 | Panel clip A panel clip for holding the side paneling of a rail car in place having a central channel-shaped portion the side walls of which at their extremities are bent laterally outwardly in opposite directions to provide coplanar flange portions. An integral tab... | 06/05/1984 |
| 4265183 | Upper closure for an end door of a rail car An end closure for a rail car which comprises a pair of doors mounted for lateral movement from a closed position across the major lower portion of the opening in one end of the rail car to an open position. A panel is mounted above each door for lateral ... | 05/05/1981 |
| 4077330 | Sliding panel for an end door of a rail car An end closure for a rail car which comprises a pair of sliding doors mounted for movement between open and closed positions. One of the doors has a recess to clear a brake lever when the door is open. A panel is provided to close the recess when the door... | 03/07/1978 |
| 4049229 | Hook A hook structure which forms part of a device for tying down motor vehicles upon vehicle transports such as railroad cars, trailers, and the like. The hook structure is capable of being inserted through an elongated slot in the frame of a motor vehicle an... | 09/20/1977 |
| 4020630 | Chain adjustment link A device for adjusting the length of a link chain comprising a shackle or yoke in which the space between the arms is relatively wide except for a narrow portion at the closed end of the shackle. A length of chain extends through the space between the arm... | 05/03/1977 |
| 3995563 | End door for rail cars An end closure for a rail car which comprises a pair of sliding doors. Locking mechanisms provided for securing the doors in closed position extending across the end of the rail car as well as in open and in intermediate positions. Each door moves from cl... | 12/07/1976 |
