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 |
| 5245177 | Electro-optical system for detecting the presence of an object within a predetermined detection system A system for detecting the presence of an object within a predetermined detection region. The system comprises a light source for producing a beam of light in the direction of the object to be detected and a pair of light detector units. The light detecto... | 09/14/1993 |
| 5122272 | Drinking water supply container having a removably mounted filter device A container assembly for holding a supply of drinking liquid includes a watertight container. A removable filter device extends into the container through an opening at the top. The filter device comprises an elongated cylindrical member having an inner w... | 06/16/1992 |
| 5074288 | Soft body brace A soft body brace which may be used for providing support for non-structural deformities caused by muscle imbalance and weakness comprises an outer layer of soft compressible plastic material and an inner layer of soft compressible plastic material, the i... | 12/24/1991 |
| 5072725 | Soft body brace A soft body brace for providing support for certain types of patients includes an inner layer of soft compressible plastic material and an outer layer of soft compressible plastic material, the outer layer of soft compressible plastic material being bonde... | 12/17/1991 |
| 5061075 | Optical method and apparatus for diagnosing human spermatozoa The sperm count of a specimen of sperm is measured by exciting the specimen with a beam of substantially monochromatic light, then measuring the intensity of the intrinsic native fluorescence emitted or the scattered light from the specimen, and then dete... | 10/29/1991 |
| 5033985 | Diet aid dolls The devices are comprised of the figure of a male pig and a female pig with a written message at the base of the dolls. The dolls are attached to a refrigerator by magnetic strips on their backside. When a person presses the nose of the pig doll, a portion of ... | 07/23/1991 |
