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United States Utility Patents
4,882,600 - 4,882,609

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NumberTitle
4,882,600 Underwater disposable single-use camera
4,882,601 Camera with an automatic focusing device
4,882,602 Photographic camera having a piezo-electric actuating element
4,882,603 Original document cover device
4,882,604 Electronic machine having time measuring function
4,882,605 Electrophotographic copying machine
4,882,606 Device for guiding paper toward transfer region
4,882,607 Optical semiconductor device
4,882,608 Multilayer semiconductor device having multiple paths of current flow
4,882,609 Semiconductor devices with at least one monoatomic layer of doping atoms



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