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 |
| 4583685 | Rail anchoring A rail anchoring clip and sleeper assembly comprising a sleeper and at least one rail anchoring clip arranged in use to longitudinally anchor a rail across the sleeper, the sleeper having means to locate the rail in a direction longitudinal of the sleeper... | 04/22/1986 |
| 4511081 | Rail anchoring clip and associated sleeper A rail anchoring clip and associated sleeper assembly comprising the combination of a sleeper having raised projections which locate the rail against movement longitudinal of the sleeper, each projection having formed therein an aperture through which a r... | 04/16/1985 |
| 4417690 | Steel railroad sleeper A steel railway sleeper has side walls and an upper wall, the upper wall having two pairs of upwardly formed protuberances, the protuberances of each pair forming respective rail retaining recesses which will hold rails correct to gauge, provide an upstan... | 11/29/1983 |
| 4071191 | Tie plate fastener system A tie plate fastener system for connecting a pair of spaced rails to a tie. The system includes a metallic channel tie of U-shaped cross section with the legs thereof opening downwardly and the base thereof having at each end at least one pair of openings... | 01/31/1978 |
| 4061270 | Steel tie insulating saddle A unitized insulating element for use with a steel cross tie is provided. The insulating element is operative to electrically insulate the rail from the steel tie, from retaining elements associated with the tie which prevent lateral movement of the rail ... | 12/06/1977 |
