国家/地区 中国（2）
IPC部 B（2）
IPC大类 B41（2） C09（2）
IPC小类 B41M（2）
IPC B41M001/30（2）
发明人
公开年 2021（2）
申请年
专利权人

Producing 3D printing mobile phone backboard comprises e.g. transferring target texture to outer surface of plane shell, forming coating layer on target texture of plane shell, carrying out high pressure forming, performing 3D printing processing, printing, and carrying out fine carving.

ZHANG L, WU J

Gravure printing graphene radio-frequency identification electronic label by setting UV pre-solidifying area in gravure printing machine, locating UV pre-solidifying area, attaching conductive ink, and scraping redundant conductive ink.

LIU Z, CHEN S, QI X, MA Y, LIU J, HAN P