Quotables
"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 8176598 | Locking spacer assembly for a circumferential dovetail rotor blade attachment system A dual-component locking spacer assembly for insertion in a circumferential dovetail slot includes a stationary member having a platform configured to fit into a space between the adjacent rotor blade platforms. A first leg extends transversely from an underside of ... | 05/15/2012 |
| 7155778 | Block and tackle window balance with bottom guide roller Disclosed are apparatus for a block and tackle window balance to be incorporated in single and double hung window assemblies. In one embodiment the block and tackle window balance includes a roller secured within a bottom guide to increase range of travel of a windo... | 01/02/2007 |
| 6598264 | Block and tackle window balance with bottom guide roller Disclosed are apparatus for a block and tackle window balance to be incorporated in single and double hung window assemblies. In one embodiment the block and tackle window balance includes a roller secured within a bottom guide to increase range of travel... | 07/29/2003 |
