国家/地区 中国（3）
IPC部 B（3） H（3）
IPC大类 B08（3）
IPC小类 B08B（3）
IPC B08B001/00（2） H05K007/20（2）
发明人
公开年 2023（2）
申请年 2022（3）
专利权人

Anti-oxidation graphene camera front cover, has shell whose surface is formed with camera holes and light hole, where camera hole is located at center of shell and light hole is placed around camera hole, and shell whose side surface is provided with bump.

LU Y, LU X

Audio/video recording instrument e.g. law enforcement audio/video recorder, has supporting spring whose top end is connected with sleeve, where bottom end of supporting spring is connected to bottom end mounting column.

LI Y

Multifunctional mobile phone shell, has shell whose upper and lower surfaces are provided with charging groove, where one side of charging groove is connected with dustproof cap.

KANG Q, WAN Z