国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B41（2） C09（2）
IPC小类 B41M（2）
IPC B41M003/00（2）
发明人
公开年 2021（2）
申请年 2021（2）
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

Cigarette packaging box printing process used for improving yield of printing includes installing designed and manufactured image printing plates on printing press, applying hot pressing film, imprinting pattern and cutting.

ZHANG Y