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Priority claimed from US15/199,527external-prioritypatent/US9673684B2/en
Application filed by E-Circuit Motors, Inc.filedCriticalE-Circuit Motors, Inc.
Publication of HK1251361A1publicationCriticalpatent/HK1251361A1/zh
Publication of HK1251361BpublicationCriticalpatent/HK1251361B/zh