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United States Reissue Patents
RE31,280 - RE31,289

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NumberTitle
RE31,280 Electrochromic display device manufacture method
RE31,281 Heat pump system
RE31,282 Shot-feeding metering valve
RE31,283 Elastomeric expansion seal
RE31,284 Locking fastener
RE31,285 Method for manufacturing a filter of electrically charged electret fiber material and electret filters obtained according to said method
RE31,286 Production of electrolytic battery active manganese dioxide
RE31,287 Asynchronous logic array
RE31,288 Machine tool
RE31,289 Color endoscope with charge coupled device and television viewing



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