Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 5373773 | Anti-torpedo stern defense system A stern torpedo defense system uses a pair of passive sonar towed tactical etectors in tandem alignment to detect the presence and trajectory of a stern torpedo attack. The detectors are towed below the wake of a surface ship and include arcuate arrays of ... | 12/20/1994 |
| 5001485 | Magnetic field generator Two electrodes attached to the hull of a ship, one electrically connected ereto and one insulated therefrom, are employed to transmit, via sea water, an electrical signal. The current return of the signal passing through the ship's hull generates a magnet... | 03/19/1991 |
| 4718871 | Aquatic growth cutter An upper and a lower blade are fixed together at an adjustable angle and have means for mounting same on the leading edge of the propeller drive housing of an inboard/outboard motor to cut kelp and other seaweed which would otherwise foul the prop and clo... | 01/12/1988 |
| 4270479 | Torpedo guards 11. In a torpedo guard, a cable, a series of explosive units strung on the able, and individual proximity fuses positioned on said cable for each of said explosive units, the proximity fuse for any given explosive unit being adapted to fire said given unit... | 06/02/1981 |
| 4227476 | Detection streamer 1. In a torpedo detecting device of the class disclosed, the combination of n elongated hose-like member having a towing device secured to one end thereof whereby the member is adapted to be towed through a body of water, and means in said member and remot... | 10/14/1980 |
