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United States Utility Patents
4,972,210 - 4,972,219

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NumberTitle
4,972,210 Driver for a diode laser
4,972,211 Ink jet recorder with attenuation of meniscus vibration in a ejection nozzle thereof
4,972,212 Method and apparatus for controlling ion trajectory perturbations in ionographic devices
4,972,213 Camera apparatus for magnetically recording on film
4,972,214 Camera
4,972,215 Lens driving apparatus for a camera
4,972,216 Camera having a real-image viewfinder
4,972,217 Shutter mechanism drive having reduced mechanical noise
4,972,218 Photographic film assemblage
4,972,219 Automatic image developing apparatus for silver halide photographic photosensitive material



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