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Date: 2017-11-30 07:57:38 | EUROPEAN PATENT OFFICE U.S. PATENT AND TRADEMARK OFFICE CPC NOTICE OF CHANGES 470 DATE: JANUARY 1, 2018 PROJECT RP0482Add to Reading ListSource URL: www.cooperativepatentclassification.orgDownload Document from Source WebsiteFile Size: 583,00 KBShare Document on Facebook |