QUADPHASE CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5509050 Facsimile radio communication system having multiple data speedsExpiredSep 17, 93Apr 16, 96[H04Q]
5282238 Facsimile radio communication systemExpiredApr 16, 91Jan 25, 94[H04M]

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