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 |
| 6536347 | Time delay latch device A time delay latch device of the arming assembly of a delay fuze which replaces the current system in support of the U.S. Navy Mine Clearing Program. The time delay mechanism is a mechanical run-away escapement having a one-half pound release force that u... | 03/25/2003 |
| 4970981 | Chute river mine sweep A water fillable chute, to be employed as a submerged tractor device is cected to a plurality of wire severing grapnels by means of a metallic chain for sweeping command type river mines.... | 11/20/1990 |
| 4633778 | Surface minelaying system for craft of opportunity A surface minelaying system that can be built up of ganged modules and rapidly mounted on any ship whose displacement permits it to carry mines in some quantity. This minelaying system is a modularized overhead conveyor system that can securely store heav... | 01/06/1987 |
| 4112862 | Apparatus and means for permanently marking a buoyant mine which has been severed from its mooring wire during mine sweeping operations A frangible container is pivotally connected to the sweep wire of mine sweeping equipment so as to intercept the mine mooring wire passing therealong and be pivoted thereby so as to connect thereto during the pivot motion and to be severed as the mooring ... | 09/12/1978 |
