Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 5151703 | Method and apparatus for improved automatic fequency control The frequency of a variable frequency oscillator in a pulsed radar is adjusted using samples of an IF signal. An initial frequency adjustment is made using a sample taken during RF transmission. This initial adjustment contains an inaccuracy introduced by... | 09/29/1992 |
| 5150321 | Apparatus for performing serial binary multiplication A serial binary multiplier receives a multiplicand and a multiplier, and produces a product. The multiplicand is received in a serial format beginning with a most significant bit and ending with a least significant bit. The multiplier is received in a par... | 09/22/1992 |
| 5099436 | Methods and apparatus for performing system fault diagnosis A diagnostic tool based on a hybrid knowledge representation of a system under test is disclosed. Data collected from the system during its operation is compared to an event based representation of the system which comprises a plurality of predefined even... | 03/24/1992 |
| 5067099 | Methods and apparatus for monitoring system performance Method and apparatus for performing system monitoring and diagnostics is disclosed. In performing system monitoring, data is acquired from the system under test and compared to an event model. The event model comprises a database having event records whic... | 11/19/1991 |
| 5064278 | Optical equipment mounting device A mounting device and head support structure for carrying optical equipment, such as night vision goggles, on the head of a person, and including a structure which permits ready mounting and dismounting of the mounting device and the optical equipment car... | 11/12/1991 |
