Quotables
"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7495572 | Smart sensor systems—swimmer detection Swimmers are detected in a given body of water by dispersing sensors throughout the water column. The sensors adhere to the swimmer and reflect acoustic energy. Acoustic energy is broadcast in the water and the swimmer is detected by the characteristic motion of the... | 02/24/2009 |
| 7390560 | Smart coating systems A coating system for defouling a substrate, such as a ship hull, immersed in water or seawater for long periods of time comprises a conductive layer, an antifouling layer and a means for providing an energy pulse to said conductive layer. The conductive layer compri... | 06/24/2008 |
