"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 4936222 | Conveying apparatus having L-shaped hanger A conveying apparatus having an overhead conveyor; a L-shaped hanger suspended from the overhead conveyor, a load supporting portion of the hanger being located sidewardly of the conveyor; a guide roller provided on the load supporting portion; and a guid... | 06/26/1990 |
| 4590863 | Ski lift and lubricant trap assembly A trap assembly is provided to collect materials dispelled from a ski lift cable suspension assembly. A ski lift post rotatably supports a plurality of wheels through which a longitudinally moveable cable is guided. A collection trough is disposed beneath... | 05/27/1986 |
| 4462315 | Power-and-free trolley conveyor A power-and-free trolley conveyor comprising a power line rail, a free line rail disposed immediately below the power line rail, another free line rail provided at one side of the free line rail in parallel thereto, and carriers suspended from the free li... | 07/31/1984 |
| 4300721 | System for collecting liquid spillage at rail facilities A system for collecting liquid spillage at rail facilities comprises relatively small and lightweight collector pan modules supported by the ties of a railroad track and sealingly joined together so as to extend alongside and between the rails of the trac... | 11/17/1981 |
| 4144817 | Trolley conveyor A trolley conveyor comprising a hollow guide rail within which an endless conveyor chain is centrally supported by guide rollers. A plurality of spaced U-shaped hangers supported by said chain extend through a longitudinal opening in one side of the guide... | 03/20/1979 |